List of allied military operations of the Vietnam War (1966)

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This article is a list of known military operations of the Vietnam War in 1966, conducted by the armed forces of the Republic of Vietnam, the United States and their allies.

Date Duration Operation Name Unit(s) – Description Location VC–PAVN KIA Allied KIAs
1966 [1] USAF air interdiction operations
Jan 1 – 8 Operation Marauder/[2][3]: 30 [4] 1st Infantry Division, 173rd Airborne Brigade, 1st Battalion, Royal Australian Regiment and ARVN operation in Plain of Reeds area of the Mekong Delta Hậu Nghĩa Province 268 15 US, 31 ARVN
Jan 1 – 18 A combined ROK 2nd Marine Brigade and paratroops of ARVN 47th Regiment search and destroy operation Phú Yên Province
Jan 1 – 20 [1] 1/1 Cavalry search and destroy operation along the Cambodian border Kon Tum and Pleiku Provinces
Jan 3 – 4 [1] 2nd Battalion, 9th Marines and 3rd Tank Battalion search and destroy operation Quảng Nam Province
Jan 3 – 8 [1] 2nd Battalion, 327th Infantry Regiment search and destroy operation Ninh Thuận Province
Jan 3 – 8 [1] 1st Battalion, 1st Marines search and destroy operation Quảng Nam Province
Jan 3 – 8 [1] 1st Brigade, 1st Infantry Division search and destroy operation Bình Dương Province
Jan 8 – 14 Operation Crimp[3]: 30  Operation by two brigades of the 1st Infantry Division and the 1st Battalion, Royal Australian Regiment Ho Bo Woods, 20 km north of Cu Chi, Bình Dương Province 129 22
Jan 9 – 11 [2] ARVN and ROK Capital Division search and destroy operation Bình Định Province 192 11
Jan 11 – 14 [1] 1st Brigade, 1st Infantry Division search and destroy operation Bình Dương Province
Jan 11 – 17 [5]: 40–4  1st Battalion, 3rd Marines and 3rd Battalion, 7th Marines search and destroy operation , Quảng Nam Province
Jan 12 – 25 [1] 2/1 Cavalry search and destroy operation Tây Ninh Province
Jan 12 – 31 [3]: 30  3rd Brigade, 1st Infantry Division search and destroy operation. Follow-up to Operation Crimp Ho Bo Woods to the north and west of Cu Chi 93
Jan 13 – 17 [1] 2/1 Cavalry search and destroy operation Bình Định, Kon Tum and Pleiku Provinces
Jan 13 – 17 /[1] 2nd Battalion, 327th Airborne Infantry Regiment search and destroy operation Bình Thuận Province
Jan 15 – 17 [1] 2nd Battalion, 9th Marines search and destroy operation Quảng Nam Province
Jan 15 – 19 [1] 1st Brigade, 1st Infantry Division resupply operation III Corps
Jan 17 – 18 [1] 2nd Battalion, 16th Infantry Regiment search and destroy operation Biên Hòa Province
Jan 18 – 20 [1] 173rd Airborne Brigade search and destroy operation and Bình Dương Provinces
Jan 19 – Feb 21 Operation Van Buren[2][6] 101st Airborne Division, ROK 2nd Marine Brigade and ARVN 47th Regiment rice security operation Phú Yên Province 679 54 US, 45 ROK
Jan 20 – 24 [1] 3rd Brigade, 25th Infantry Division security operation along Route 19 Pleiku Province
Jan 24 – 26 [1] 2nd Brigade, 1st Infantry Division search and destroy operation Biên Hòa Province
Jan 24 – 26 [7] 1st Brigade, 1st Infantry Division search and destroy operation Bình Dương Province
Jan 24 – 30 [1] 173rd Airborne Brigade search and destroy operation and Bình Dương Provinces
Jan 24 – Mar 6 Operation Masher/White Wing/Thang Phong II[5]: 19–25 [8] 1st Cavalry Division, ARVN 22nd Division Airborne Brigade and 1st Regiment ROK Capital Division operation USMC Operation Double Eagle links in cross border segment Bình Định Province 2389 288 US, 10 ROK, 119 ARVN
Jan 28 – Feb 1 [1] 1st Brigade, 1st Infantry Division resupply operation Bình Dương Province
Jan 28 – Feb 15 [1] 2nd Brigade, 1st Infantry Division search and destroy operation to open Long Khánh Province
Jan 28 – Feb 17 Operation Double Eagle[1][5]: 19–25  3rd Battalion, 1st Marines, 2nd Battalion, 3rd Marines, 2nd Battalion, 4th Marines, 2nd Battalion, 9th Marines operation linking in with Operation Masher/White Wing, and Quảng Ngãi and Quảng Trị Provinces 312 24
Jan 29 – 31 [1] 3rd Brigade, 25th Infantry Division security operation along Route 19 Pleiku Province
Jan 30 – 31 [1] US search and destroy operation III Corps
Jan 30 – Feb 3 [1] 2nd Brigade, 25th Infantry Division search and destroy operation Hậu Nghĩa Province
Feb [1] 1st Brigade, 101st Airborne Division, ROK 2nd Marine Brigade and ARVN 47th Regiment search and destroy operation south of Tuy Hòa Phú Yên Province
Feb 3 – 9 [1] 1st Brigade, 1st Infantry Division search and destroy operation Bình Dương Province
Feb 3 – 15 [1] 2nd Brigade, 25th Infantry Division search and destroy operation Hậu Nghĩa Province
Feb 4- 9 [1][4] 173rd Airborne Brigade and 1st Battalion, Royal Australian Regiment search and destroy operation Biên Hòa and Bình Dương Provinces
Feb 5 – 8 [1] 3rd Brigade, 25th Infantry Division search and destroy and road clearing operation Kon Tum and Pleiku Provinces
Feb 6 – Mar 6 [2] ARVN operation Thừa Thiên Province 183 17
Feb 7 – 11 [1] 3rd Brigade, 1st Infantry Division road clearing and security operation along Route 13 north of Bến Cát District, Bình Dương Province
Feb 7 – 16 [1] 3rd Reconnaissance Battalion reconnaissance in force operation "Happy Valley", Quảng Nam Province
Feb 7 – May 1972 Operation Shed Light[9] USAF programme to develop night and adverse weather interdiction capabilities South Vietnam & Laos
Feb 8 – 9 [1] 3rd Brigade, 1st Infantry Division search and destroy operation III Corps
Feb 9 – 21 [1] 3rd Brigade, 25th Infantry Division security operation along Route 19 Bình Định and Pleiku Provinces
Feb 11 – 28 [10] 1st Cavalry Division operation Bình Định Province 340 172
Feb 11 – Mar 2 Operation Rolling Stone[4][3]: 30  1st Infantry Brigade, 1st Battalion, Royal Australian Regiment and the New Zealand artillery combined search and destroy, road repair, and pacification operation 30 km northwest of Bien Hoa Air Base, Bình Dương Province 154 11 US
Feb 12 – 16 [1] 173rd Airborne Brigade search and destroy operation Biên Hòa Province
Feb 12 – 16 [1] 1st Infantry Division search and destroy operation Bình Dương Province
Feb 13 [2] ARVN operation Long An Province 150 21
Feb 14 – 16 [1] 1st Battalion, 16th Infantry Regiment road clearing and security operation along Route 13 Bình Dương Province
Feb 14 – 16 [1] 2nd Battalion, 27th Infantry Regiment search and destroy operation Hậu Nghĩa Province
Feb 15 – 21 [2] ARVN operation Darlac Province 270 62
Feb 17 – 28 [5]: 34  BLT 3rd Battalion, 1st Marines and 3rd Battalion, 12th Marines search and destroy operation to engage the 1st VC Regiment Que Son Valley 125
Feb 18 – 19 [1] 3rd Brigade, 1st Infantry Division road clearing and security operation along Route 13 Bình Dương Province
Feb 21 – 27 Operation Mastiff[1] 2nd and 3rd Brigades, 1st Infantry Division search and destroy operation Michelin Rubber Plantation and the Boi Loi woods, Bình Dương, Binh Long and Tây Ninh Provinces
Feb 22 – 24 [11] 2nd Brigade, 25th Infantry Division and ARVN 49th Regiment search and destroy operation Cu Chi area 11 5 US
Feb 22 – Mar 2 [12]: 248  2 Regiments of the ARVN 1st Division search and destroy operation Quảng Trị Province 444 35
Feb 25 – Mar 24 [2] 3rd Brigade, 25th Infantry Division operation Darlac Province 124 17
Feb 26 – 28 [1][13] 2nd Brigade, 25th Infantry Division search and destroy operation Hậu Nghĩa Province 5
Feb 26 – Mar 1 [1] 173rd Airborne Brigade search and destroy operation Biên Hòa Province 15
Feb 26 – Mar 24 Operation Harrison[2][14] 1st Brigade, 101st Airborne Division search and clear operation Tuy Hòa area, Phú Yên Province 285 42
Feb 27 – Mar 3 Operation New York[2][5]: 51–6  2nd Battalion, 1st Marines, and HMM-163 sweep operation joining with ARVN east of Phu Bai, Thừa Thiên Province 122 15
Mar 1 – 2 [1] 3rd Brigade, 1st Infantry Division road security operation Bình Dương Province
Mar 1 – 5 [1] 2/1 Cavalry search and destroy operation Bình Định Province
Mar 1 – 5 [1] 2nd Brigade, 1st Infantry Division search and destroy operation Tây Ninh Province
Mar 3 – 6 [1] 1st Brigade, 1st Infantry Division route security for resupply convoys Biên Hòa and Bình Dương Provinces
Mar 3 – 7 Operation Cocoa Beach[2] 3rd Brigade, 1st Infantry Division search and destroy operation Bình Dương Province 199 15
Mar 4 [1] 2nd Brigade, 25th Infantry Division search and destroy operation Hậu Nghĩa Province
Mar 4 – 7 Operation Utah/[2][5]: 109–19  3rd Battalion, 1st Marines, 2nd Battalion, 4th Marines, 1st Battalion, 7th Marines, 2nd Battalion, 7th Marines and ARVN 2nd Division search and destroy operation against the PAVN 36th Regiment and VC Main Force units operation. First USMC contact with the NVA 11 km northwest of , 632 83 US, 32 ARVN
Mar 6 – 8 [1] 3rd Brigade, 1st Infantry Division search and destroy operation Bình Dương Province
Mar 7 – 24 Operation Silver City[1][2][4] 1st Brigade, 1st Infantry Division, 173rd Airborne Brigade, 1st Battalion, Royal Australian Regiment and search and destroy operation. Major enemy unit encountered is the VC 271st Main Force Regiment along the , Bình Dương Province/Long Khánh Province border area 336 107
Mar 7 – 28 [1] 2/1 Cavalry and 3/1 Cavalry search and destroy operation Bình Định Province
Mar 9 – 10 [1] 3rd Brigade, 1st Infantry Division route and convoy security operation along Route 13 Bình Dương Province
Mar 12 [1] 3rd Brigade, 1st Infantry Division security operation III Corps 11 9
Mar 13 – 15 [1] 3rd Brigade, 1st Infantry Division security operation III Corps
Mar 13 – 17 [1] 1st Battalion, 18th Infantry Regiment search and destroy operation III Corps
Mar 14 – 19 [1] 2nd Brigade, 25th Infantry Division search and destroy operation Cu Chi, Hậu Nghĩa Province
Mar 14 – 21 //[1] 2/1 Cavalry 2nd Battalion, 35th Infantry Regiment reconnaissance in force and security operation along Route 19 II Corps
Mar 14 – 21 [1] 2/1 Cavalry and 2nd Battalion, 35th Infantry Regiment reconnaissance in force and security operation on Route 19 II Corps
Mar 17 – 18 [1] 2nd Brigade, 1st Infantry Division operation III Corps
Mar 17 - 18 2nd Battalion, 4th Marines
Mar 18 – 19 [1] 3rd Brigade, 1st Infantry Division security operation III Corps
Mar 20 – 23 Operation Oregon[1][5]: 65–9  2nd Battalion, 1st Marines and 1st Battalion, 4th Marines search and destroy operation Quảng Trị Province
Mar 20 – 24 [2] ARVN operation Kien Tuong Province 219 3
Mar 20 – 25 Operation Texas/[1][5]: 120–7  3rd Battalion, 1st Marines, 3rd Battalion, 7th Marines, 2nd Battalion, 4th Marines, ARVN 5th Airborne Battalion and Republic of Vietnam Marine Corps combined reaction force operation landing near An Hoa to encounter the 60th and 90th battalions of the 1st VC Regiment and the 11th Battalion, 21st NVA Regiment 623 99
Mar 20 – 28 [1][5]: 78–97  3rd Battalion, 3rd Marines, 2nd Battalion, 9th Marines and 3rd Tank Battalion search and destroy operation 25 km southwest of Da Nang, Quảng Nam Province
Mar 21 [2] ARVN Special Forces operation Darlac Province 134 10
Mar 21 – May 5 [1] US security operation II Corps
Mar 23 – 25 [1] 3rd Brigade, 1st Infantry Division search and destroy operation III Corps
Mar 23 – 26 [1] US security and road clearing operation along Route 13 III Corps
Mar 23 – 27 [2] ROKA Capital Division search and destroy operation Bình Định Province 349 17
Mar 23 – 27 [1] 2nd Brigade, 1st Infantry Division search and destroy operation III Corps
Mar 24 – 25 [1] 1st Brigade, 1st Infantry Division and ARVN 5th Division search and destroy operation northwest of Phu Loi, Bình Dương Province
Mar 24 – 26 [2] ARVN operation Ba Xuyen Province 245 17
Mar 24 – 29 [1] 3rd Brigade, 1st Infantry Division search and destroy operation Bình Dương Province
Mar 25 – Apr 8 Operation Lincoln[15] 1st and 3d Brigades, 1st Cavalry Division and 3rd Brigade, 25th Infantry Division search and destroy/reconnaissance in force operation against the same PAVN units that had participated in the battle of the Ia Drang Valley vicinity of and the Chu Pong Massif, Pleiku and Darlac Provinces 522 51
Mar 26 – Jul 21 Operation Fillmore[2][16] 1st Brigade, 101st Airborne Division, ROK 2nd Marine Brigade and ARVN 47th Regiment operation vicinity of Tuy Hòa, Phú Yên Province 134[17] 8 US
Mar 26 – Apr 6 Operation Jackstay[1][5]: 300  SLF 1st Battalion, 5th Marines and 2 Battalions of Vietnamese Marines search and clear operation along the Long Tau shipping channel Rung Sat Special Zone 63 6
Mar 26 – Sep 23 [2] ROK Capital Division operation Bình Định Province 299 23
Mar 27 – Apr 1 [1] 1st Battalion, 28th Infantry Regiment search and destroy operation III Corps
Mar 27 – May 5 [1] 2/1 Cavalry 2nd Battalion, 35th Infantry Regiment road clearing operation along Route 19 from Qui Nhơn to Pleiku Pleiku Province
Mar 28 – 30 /[1][5]: 127–31  1st Battalion, 7th Marines and ARVN 5th Regiment, 2nd Division operation to reinforce ARVN Quảng Ngãi Province 169 11
Mar 29 – 30 [1] USMC search and destroy operation III Corps
Mar 29 – Apr 5 [2][18] 1st Battalion, 5th Infantry Regiment and ARVN 7th Regiment operation Ho Bo Woods, Hậu Nghĩa Province 170 32
Mar 30 – Apr 15 Operation Abilene[19] 1st Infantry Division and 1st Battalion, Royal Australian Regiment operation Phước Tuy Province 92 48
Apr [19] ARVN 7th Division search and destroy operation Kien Tuong Province 140 11
Apr [19] ARVN 1st Division operation Quảng Tín Province 33
Apr /[1] 1st Battalion, 2nd Marines, 2nd Battalion, 7th Marines, ARVN 2nd Division and VNMC search and destroy operation Batangan Peninsula, Quảng Ngãi Province 68 3
Apr 1 – 7 [1] 1st Battalion, 28th Infantry Regiment search and destroy operation III Corps
Apr 1 – 11 [19] 1st Battalion, 3rd Marines search and destroy operation near Thường Ðức, 40 km southwest of Da Nang, Quảng Nam Province 57 18
Apr 2 – 13 [2] ROK Capital Division operation Bình Định Province 292 23
Apr 6 – 8 [1][20] 1st Battalion, 5th Infantry Regiment and ARVN 49th Regiment search and destroy operation west of Cu Chi 26
Apr 8 – 10 [1] 3rd Battalion, 1st Marines and 2nd Battalion, 4th Marines search and destroy operation Quảng Tín Province
Apr 9 – 25 Operation Denver[1] 173rd Airborne Brigade and 1st Battalion, Royal Australian Regiment search and destroy operation vicinity of Sông Bé, Phước Long Province
Apr 11 – 14 [1] 2nd Brigade, 25th Infantry Division search and destroy operation northwest of Cu Chi Hậu Nghĩa Province
Apr 11 – 17 [1] (part of Operation Lincoln) 1/1 Cavalry 3/1 Cavalry and 5th Battalion, 14th Cavalry Regiment reconnaissance in force along Cambodian border western Kon Tum and Pleiku Provinces
Apr 12 – May 18 [1] 1st Brigade, 101st Airborne Division operations Bình Thuận, Bình Tuy, Lâm Đồng, Phước Long and
Apr 12 – 26 [1] 1st Brigade, 101st Airborne Division search and destroy operation upper valley, III Corps
Apr 12 – 26 [1] 1st Brigade, 101st Airborne Division search and destroy operation northwest of Phan Thiết
Apr 13 – 14 [1] 2nd Brigade, 25th Infantry Division search and destroy operation in support of Hậu Nghĩa Province
Apr 13 – 14 [1][21] 1st Battalion, 5th Infantry Regiment operation Ho Bo Woods northwest of Cu Chi 26 7
Apr 13 – May 1 [1] 3rd Brigade, 25th Infantry Division and ARVN 42nd Regiment search and destroy operation to search the area west of north from Dak To toward Dak Pek in support of Army Engineers repairing and improving Route 14 Kon Tum Province
Apr 14 – 16 [2][19] ARVN 2nd Division operation Quảng Ngãi Province 206 11
Apr 15 – 17 [1] 3rd Brigade, 1st Infantry Division road clearing operation from Lai Khe to
Apr 15 – 20 [1] 1st Brigade, 1st Infantry Division search and destroy operation III Corps
Apr 16 – 21 [22][23] 2nd Brigade, 25th Infantry Division search and destroy operation Hậu Nghĩa Province 55 3
Apr 17 – 20 [1] 1st Battalion, 1st Marines and 2nd Battalion, 1st Marines search and destroy operation Quảng Nam Province
Apr 17 – May 1 Operation Virginia[1][5]: 140–3  1st Battalion, 1st Marines search and destroy and reconnaissance in force operation vicinity of Khe Sanh Special Forces camp, Quảng Trị Province
Apr 17 – May 4 [1] 2nd Brigade, 1st Infantry Division saturation patrolling as a follow-up to Operation Jackstay north of the Rung Sat Special Zone
Apr 17 – Jun 9 [1] 1st Battalion, 18th Infantry Regiment search and destroy operation Rung Sat Special Zone, Biên Hòa Province
Apr 18 – 20 [1] 1st Infantry Division search and destroy operation Bình Dương Province
Apr 20 – 21 [1] US operation III Corps
Apr 20 – 22 [1] 2nd Brigade, 1st Infantry Division search and destroy and road clearing operation on Route 13 between Chơn Thành District and Lai Khe
Apr 20 – May 10 Operation Georgia[1][2] 1st Battalion, 4th Marines, 2nd Battalion, 4th Marines, 3rd Battalion, 4th Marines and 3rd Battalion, 9th Marines search and destroy operation around the An Hoa industrial complex and Quảng Nam Province 103 8
Apr 21 – 25 [2][22] ARVN 21st Division operation Chuong Thien Province 247 20
Apr 21 – May 3 [1] 2/1 Cavalry reconnaissance in force and interdiction of VC movement west of Kon Tum and Pleiku Provinces
Apr 22 – 23 [1] 3rd Brigade, 1st Infantry Division and ARVN 5th Division search and destroy operation and saturation patrolling along Route 13 vicinity of Lai Khe
Apr 22 – 23 [1] 1st Battalion, 26th Infantry Regiment search and destroy operation III Corps
Apr 22 – 24 /[2] 3rd Battalion, 1st Marines, 2nd Battalion, 7th Marines, 3rd Battalion, 7th Marines and ARVN 5th Regiment, VNMC 1st Battalion and 5th Airborne Battalion operation Quảng Ngãi Province 103 8
Apr 24 – May 17 Operation Birmingham[3]: 30  1st Infantry Division and ARVN 5th Division multi-brigade search and destroy operations on the eastern flank of War Zone C to open Route 13 from Saigon to the north and engage the Viet Cong 9th Division Tây Ninh Province 119 56 US
Apr 26 – 28 [1] 3/1 Cavalry show of force operation near Bong Son, Bình Định Province
Apr 26 – 30 [1] 3rd Battalion, 1st Marines and 2nd Battalion, 5th Marines search and destroy operation 15 km northwest of Chu Lai, Quảng Tín Province
Apr 27 – May 2 [1][5]: 143  SLF 1st Battalion, 5th Marines rice harvest security operation Thừa Thiên Province
Apr 27 – May 12 [1] 2nd Brigade, 25th Infantry Division search and destroy operation Hậu Nghĩa Province
Apr 27 – May 12 [1] 1st Brigade, 1st Infantry Division road clearing operation Tân Uyên District
May [24] ARVN operation Bình Định Province 30 19
May [24] ARVN operation Bình Long Province 33 29
May 1–18 Operation Austin IV[2] 1st Brigade, 101st Airborne Division, 173rd Airborne Brigade and ARVN 45th Regiment operation and Phước Long Province 101 9
May 2 – 12 [1] 2nd Brigade, 25th Infantry Division security operation on Route 22 between Cu Chi and Tây Ninh
May 3 – 15 [1] 2/1 Cavalry reconnaissance in force operation from Pleiku to An Khê
May 4–6 [1] 173rd Airborne Brigade search and destroy operation Phước Thành Province
May 4–7 [1] 1st Battalion, 1st Marines, 2nd Battalion, 4th Marines and 3rd Battalion, 4th Marines search and destroy operation Thừa Thiên Province
May 4–16 Operation Davy Crockett[25] 3/1 Cavalry and ARVN 22nd Division search and destroy operation revisited the Operation Masher/White Wing area; the PAVN and VC offered resolute resistance, often entrenched or firing out of large, hardened clay anthills near Bong Son in Bình Định Province 345 156
May 7–9 [1] 1st Infantry Division four Battalion air assault on suspected VC headquarters Tây Ninh Province
May 9 – 14 /[1] 1st Battalion, 5th Marines, 1st Battalion, 7th Marines, 2nd Battalion, 7th Marines and VNMC 2nd & 5th Battalions security operation Quảng Ngãi Province
May 10 – 12 [1][5]: 143  4th Marines search and destroy operation 10 km southwest of Phu Bai Thừa Thiên Province
May 10 – Jul 31 Operation Paul Revere/[1][2] 3rd Brigade 25th Infantry Division, 1 Battalion from the 2/1 Cavalry, Troop B, 1st Squadron, 9th Cavalry Regiment, 2 ROKA Battalions and 2 ARVN Battalions border screening, area-control operation which thwarts a VC monsoon season offensive Darlac and Pleiku Provinces 546 63 US, 16 ARVN
Aug 25 – Oct 18 [1] 2nd Brigade, 4th Infantry Division, 2nd and 3rd Brigades 25th Infantry Division and 3/1 Cavalry operation 26 km west of Pleiku 46 3
May 12–13 [1] 4th Battalion, 9th Infantry Division search and destroy operation III Corps
May 14–16 [2][24] ARVN operation An Xuyen Province 247 1
May 15 – 17 [1] 3rd Battalion, 7th Marines search and destroy operation Quảng Ngãi Province
May 16 Operation Wahiawa[24] 1st and 2nd Brigades, 25th Infantry Division search and destroy operation in the , Ho Bo Woods and Hậu Nghĩa Province 103 25
May 16 – Jun 5 Operation Crazy Horse/[2][12]: 107  1st Cavalry Division, ROK Capital Division and ARVN operation between Vĩnh Thạnh and of Bình Định Province 501 29
May 17 [2][24] ARVN operation Bạc Liêu Province 267 6
May 17 – 21 [1] 1st Brigade, 1st Infantry Division search and destroy and route security operation from Tân Uyên District to
May 19–26 Operation El Paso I[1] 3rd Brigade, 1st Infantry Division search and destroy operation and reinforcement of Lộc Ninh Special Forces camp Bình Long Province
May 20 – 22 [1] 3rd Battalion, 7th Marines and 2nd Battalion, ARVN 4th Regiment search and destroy operation Quảng Ngãi Province
May 21 – 23 [24] ARVN operation Kiên Giang Province 224 6
May 23 – Jun 25 [1] 3rd Battalion 4th Marines search and operation 25 km south of Huế in Thừa Thiên Province
May 24 [1] 1st Battalion, 5th Marines search and destroy operation along the coast 20 km north of Chu Lai
May 24 – Jun 4 Operation Hardihood[4] 173rd Airborne Brigade and 1st Battalion, Royal Australian Regiment multi-battalion reconnaissance operation and the clearance of Nui Dat and the establishment of the 1st Australian Task Force base area Vũng Tàu area, Phước Tuy Province 48
May 25 – 28 [1] 17th Marines, ARVN 5th Regiment and VNMC 5th Battalion search and destroy operation Quảng Ngãi Province
May 27–28 [1] US security operation III Corps
May 30 [2] ARVN operation Quảng Tín Province 100 2
May 30 – Jun 6 [1] 2nd Brigade, 1st Infantry Division search and destroy operation III Corps
May 30 – Jun 8 [1][5]: 146–7  2nd Battalion, 4th Marines reconnaissance in force vicinity of Dong Ha, Quảng Trị Province
May 30 – Jun 9 [1] 1st Brigade, 1st Infantry Division search and destroy operation and security for repair of III Corps
May 31 [1] 1st Battalion, 5th Marines search and destroy operation I Corps
May 31 – Jun 8 [1] Search and destroy operation and cordon and search operation Bình Dương Province
Jun – Aug [4] 6th Battalion, Royal Australian Regiment search and clearance of village Phước Tuy Province
Jun 1 – 6 [1] 3rd Brigade, 1st Infantry Division search and destroy operation Bình Dương Province
Jun 1 – 9 [1] USMC search and destroy operation I Corps
Jun 2 – 5 [26] 1st Squadron, 4th Cavalry and 7th Company, 7th ARVN Regiment operation Bình Dương Province
Jun 2 – 21 Operation Hawthorne/[27] 1st and 2nd Battalions, 327th Airborne Infantry Regiment, 2nd Battalion 502nd Airborne Infantry Regiment, 1st Battalion, 5th Cavalry Regiment and ARVN 42nd Regiment and 21st Ranger Battalion operation Kon Tum Province 688 plus further 506 estimated 48 US, 10 ARVN
Jun 2 – Jul 13 Operation El Paso II[1][2][12]: 95  2nd Battalion, 18th Infantry Regiment, 2nd Battalion, 28th Infantry Regiment, 1st Squadron, 4th Cavalry Regiment and ARVN 5th Division operation against Vietcong 9th Division on Route 13 near in Bình Long Province 855 47
Jun 3 – Jul 3 [1] 1st Brigade, 25th Infantry Division search and destroy and pacification operations along Route 1 Hậu Nghĩa Province
Jun 3 – 9 [1] 2nd Brigade, 25th Infantry Division and ARVN 49th Regiment search and destroy operation Hậu Nghĩa Province
Jun 6 [1] 2nd Battalion, 2nd Marines search and destroy operation I Corps
Jun 6 – 9 [1] 4th Battalion, 9th Infantry Regiment search and destroy operation 6 km east of Cu Chi, III Corps
Jun 6 – 12 [1] 2nd Battalion, 5th Marines search and destroy operation Quảng Trị Province
Jun 6 – 20 [1] US security operation II Corps
Jun 7 – 9 [1] Search and destroy operation and road clearing operation from Di An to Bình Dương Province
Jun 7 – 12 [2] ARVN and CIDG operation Pleiku Province 135 20
Jun 8 – 18 [1] 173rd Airborne Brigade search and destroy operation Long Hải peninsula, Phước Tuy Province
Jun 9 – 12 [1] USMC search and destroy and operation Thừa Thiên Province
Jun 9 – 21 [1] 2/1 Cavalry reconnaissance and security operation along the Cambodian border western Kon Tum and Pleiku Provinces
Jun 12 – 14 [1] 1st Brigade, 25th Infantry Division search and destroy operation Hậu Nghĩa Province
Jun 13 [1] 1st Battalion, 5th Infantry Regiment search and destroy operation Hậu Nghĩa Province
Jun 13 – Jul 4 [1] 1st Battalion, 27th Infantry Regiment search and destroy operation Hậu Nghĩa Province
Jun 16 [1] ROK 2nd Marine Brigade engineering security operation Bình Định and Phú Yên Provinces
Jun 17 – 21 [1] 4th Battalion, 9th Infantry Regiment search and destroy operation Hậu Nghĩa Province
Jun 17 – 23 [5]: 149  2nd Battalion, 4th Marines search and destroy operation Quảng Trị Province
Jun 18 – 30 [1][5]: 304  BLT 3rd Battalion, 5th Marines operation in support of the 1st Cavalry Division's Operation Nathan Hale Phú Yên Province 400
Jun 19 – Jul 1 Operation Nathan Hale[2] 1st Cavalry Division and 1st Brigade, 101st Airborne Division operation vicinity of and Tuy Hòa, Phú Yên Province 459 62
Jun 21 – 24 [2] ARVN operation Quảng Trị Province 331 37
Jun 23 – Jul 9 [1] 173rd Airborne Brigade search and destroy operation Xuân Lộc Province
Jun 24 – Jul 15 [1] 1st Brigade, 101st Airborne Division security operation of the Cambodian and Laotian borders Kon Tum and Pleiku Provinces
Jun 25 – Jul 1 [1][28] 1st Battalion, 5th Infantry Regiment search and destroy operation northwest of Cu Chi in Bình Dương Province 25
Jun 25 – Jul 2 Operation Jay/[2][5]: 150  2nd Battalion, 1st Marines, 2nd Battalion, 4th Marines and ARVN operation to engage the PAVN 806th and 812th Battalions, 6th Regiment that had recently moved into the Quảng Điền District between Route 1 and the South China Sea about 20 km north of Huế Thừa Thiên Province 54 6
Jun 27 – Dec 1 68 [29] MACV operation to develop a cross-border reconnaissance capability for Cambodia using Special Forces troops Cambodia
Jun 29 – Jul 1 /[1] 2nd Battalion, 7th Marines, 3rd Battalion, 11th Marines, 2nd Battalion, ARVN 5th Regiment ARVN 37th Ranger Battalion search and destroy operation Quảng Ngãi Province
Jun 30 – Jul 31 [1] 2/1 Cavalry security operation Bình Định Province
Jul 1 – 6 /[1] 3rd Battalion, 4th Marines and ARVN search and destroy operation Thừa Thiên Province
Jul 2 – 30 [1] 1st Cavalry Division and 2nd Battalion, 327th Airborne Infantry Regiment search and destroy operation in the Cambodian border area as a follow-up to Operation Nathan Hale Bình Định, , Phú Yên, Pleiku and Darlac Provinces
Jul 2 – 31 [1] 25th Infantry Division search and destroy operation Bình Tuy and Long Khánh Provinces
Jul 4 [1] 2/1 Cavalry counterintelligence operation Bình Định Province
Jul 4 – 14 [1][4] 5th Battalion, Royal Australian Regiment search and destroy operation Phước Tuy Province
Jul 4 – Oct 27 Operation Macon[1][5]: 201–10  1st Battalion, 3rd Marines, 2nd Battalion, 3rd Marines, 3rd Battalion, 3rd Marines, 1st Battalion, 9th Marines, 2nd Battalion, 9th Marines and 3rd Battalion, 9th Marines search and destroy and security operation for the industrial complex Quảng Nam Province 507 24
Jul 5 [2] ARVN operation Kien Hoa Province 155 4
Jul 5 – 11 [2] ARVN operation Bình Định Province 137 15
Jul 6 – 14 [1][5]: 211–3  1st Reconnaissance Battalion reconnaissance operation in the region Quảng Ngãi Province 13
Jul 6 – 26 [1] 1st Battalion, 2nd Infantry Regiment search and destroy operation III Corps
Jul 7 – Aug 3 Operation Hastings/[5]: 160–75  1st Battalion, 3rd Marines, 2nd Battalion, 4th Marines, 3rd Battalion 4th Marines, 3rd Battalion, 5th Marines, 3rd Battalion, 9th Marines, 3rd Battalion, 12th Marines, 1st Battalion, 1st Marines and 2nd Battalion, 1st Marines and ARVN operation against the PAVN Cam Lo area near the DMZ 882 183
Jul 8 – 12 [2] ARVN operation Darlac Province 107 17
Jul 8 – 13 [1] 1st Battalion, 27th Infantry Regiment search and destroy operation Hậu Nghĩa Province
Jul 9 – 17 [1] 173rd Airborne Brigade search and destroy operation Long Khánh Province
Jul 9 – Aug [2] ROK Capital Division operation Pleiku Province 106 7
Jul 12 – Sep 3 Operation El Paso III[1] 1st Brigade, 1st Infantry Division search and destroy operation Binh Long and Phước Long Provinces
Jul 13 – 15 [1] 2nd Battalion, 27th Infantry Regiment search and destroy operation Hậu Nghĩa Province
Jul 13 – 22 Operation Kansas[5]: 132  III MAF operation which involved inserting a series of 13-man reconnaissance teams to observe and bring fire on the NVA and VC Que Son Valley, Quang Tin and Quảng Nam Provinces 85 9
Jul 14 – 22 [1] 2nd Brigade, 25th Infantry Division search and destroy operation Bình Dương and
Jul 15 – 23 [1][4] 5th Battalion, Royal Australian Regiment search and destroy operation Phước Tuy Province
Jul 16 [1][5]: 163  3rd Battalion, 5th Marines and HMM-363 operation in support of Operation Hastings northeast of Dong Ha in Quảng Trị Province
Jul 16 – 18 [1] 6th Battalion, Royal Australian Regiment operation Phước Tuy Province
Jul 17 [2] ARVN operation Quảng Trị Province 135
Jul 17 – 22 [1] 1st Battalion, 2nd Infantry Regiment and 1st Battalion, 26th Infantry Regiment search and destroy operation Bình Dương Province
Jul 17 – Aug 1 [1] 3/1 Cavalry reconnaissance and screening mission along the Cambodian border west of Dak To and including surveillance of known and suspected infiltration routes Kon Tum Province
Jul 17 – Aug 3 [1] 173rd Airborne Brigade search and destroy operation
Jul 21 – Sep 4 Operation John Paul Jones[1][2] 2nd Brigade, 4th Infantry Division, 1st Brigade, 101st Airborne Division and ROK 2nd Marine Brigade operation 40 km west of Tuy Hòa, Phú Yên Province 158 12
Jul 20 [1] Air and naval gunfire interdiction of lines of communication southern panhandle of North Vietnam
Jul 22 – 24 [1] 1st and 2nd Battalions, 2nd Infantry Regiment search and destroy operation Bình Dương Province
Jul 23 – Aug 6 [1][30] 2nd Brigade, 25th Infantry Division search and destroy operation Bình Dương and Hậu Nghĩa Provinces 6
Jul 24 – 29 [4] 6th Battalion, Royal Australian Regiment search and destroy operation
Jul 25 [1] harassment and interdiction operation Bình Định Province
Jul 26 – 29 /[1] 1st Battalion, 7th Marines, 2nd Battalion, 7th Marines and ARVN 2nd Division search and destroy operation Quảng Ngãi Province
Jul 26 – Aug 1 [1] 1st Battalion, 2nd Infantry Regiment search and destroy operation III Corps
Jul 31 – Sep 2 [1] 1/1 Cavalry security operation Bình Định Province
Aug – Sep [31] II Field Force operation to support the deployment of the 196th Infantry Brigade to its base in Tây Ninh; the 25th Infantry Division was the sponsor, along with direct air force airlift from the port of Vũng Tàu to Tây Ninh, along with road convoys
Jul 31 – Aug 25 [1] 3rd Brigade 25th Infantry Division, 2/1 Cavalry, 3/1 Cavalry, ROKA, ARVN 23rd Division and ARVN 3rd Airborne Brigade search and clear operation Pleiku Province 620 68
Aug 1 – 31 [1] 1st Brigade, 25th Infantry Division search and destroy operation Tây Ninh Province
Aug 2 – 8 [1] 3rd Battalion, 1st Marines search and destroy operation 15 km south of Da Nang Quảng Nam Province
Aug 2 – 14 [1] 2nd and 3rd Brigades, 1st Infantry Division road clearing and security operation along Route 13 between Lai Khe and An Loc
Aug 3 – Jan 31 1967 Operation Prairie[1][5]: 177–98  1st Battalion, 3rd Marines, 2nd Battalion, 3rd Marines, 3rd Battalion, 3rd Marines, 1st Battalion, 4th Marines, 2nd Battalion, 4th Marines, 3rd Battalion, 4th Marines, 2nd Battalion, 5th Marines, 2nd Battalion, 7th Marines, 3rd Battalion, 7th Marines, 2nd Battalion, 9th Marines and 1st and 3rd Battalions, 26th Marines search and destroy operation against the PAVN in the hills at Con Thien/Gio Linh areas south of the DMZ at Mutter's Ridge, the Razorback, Hill 400, Hill 484 and The Rockpile DMZ 1397 200
Aug 4 – 30 [1] 26th Marines search and destroy operation Phú Quốc Island
Aug 6 – 21 Operation Colorado/[1][5]: 214–20  1st Battalion, 5th Marines, 2nd Battalion, 5th Marines and 3rd Battalion, 5th Marines, 1st, 3rd and 4th Battalions Republic of Vietnam Marine Corps and ARVN 35th and 39th Ranger Battalions search and destroy operation to locate and destroy the PAVN 2nd Division (AKA 620th Division) Que Son Valley, Quảng Nam and Quảng Tín Provinces 674 22
Aug 7 – 18 [4][32] 5th Battalion, Royal Australian Regiment operation to reclaim the village of Binh Ba Phước Tuy Province
Aug 7 – Sep 1 [1] 2nd Battalion, 27th Infantry Regiment pacification operation Hậu Nghĩa Province
Aug 8 – Sep 1 [1] 2nd Brigade, 25th Infantry Division search and destroy operation Hậu Nghĩa Province
Aug 10 – 12 [1] 1st Battalion, 9th Marines search and destroy operation Quảng Nam Province
Aug 9 – Sep 7 [4] 173rd Airborne Brigade, 2nd Battalion, 18th Infantry Regiment, BLT 1st Battalion, 26th Marines, 1st Australian Task Force and ARVN 33rd and 35th Ranger Battalions multi-battalion search and destroy operation in the May Tao Secret Zone. The deserted headquarters area for the VC 5th Division was located and destroyed along with vast amounts of supplies Long Khánh, Bình Tuy and Phước Tuy Provinces 11
Aug 10 – Oct 10 [1] 1st Logistical Command movement of the ROK 9th Division from Nha Trang to Tuy Hòa
Aug 11 – Apr 1967 [33] ARPA, US Forest Service and USAF operational testing of techniques to dry out and start forest fires Tây Ninh and Phước Long Provinces
Aug 12 – 14 [1] 1st Brigade, 1st Infantry Division search and destroy operation Bình Định Province
Aug 13 – 21 [1] 1st Battalion, 9th Marines and 3rd Battalion, 9th Marines search and destroy operation Quảng Nam Province
Aug 15 – 17 [1] 1st Infantry Division search and destroy operation Bình Dương Province
Aug 15 – 19 [1] US search and destroy operation III Corps
Aug 16 – 18 Operation Smithfield[4] 6th Battalion, Royal Australian Regiment operation in response to VC mortar fire developed into a battle against the VC 275th Regiment Long Tan 245 18
Aug 16 – 29 [1][5]: 305  SLF 1st Battalion, 26th Marines and the 173rd Airborne Brigade joint operation Vũng Tàu peninsula, Bình Tuy Province 2 4
Aug 18 – 20 [1] US search and destroy operation III Corps
Aug 18 – 20 [1] 1st Battalion, 1st Marines, 2nd Battalion, 1st Marines and ARVN 51st Regiment search and destroy operation Quảng Nam Province
Aug 18 – 20 [2] ARVN search and clear operation Thừa Thiên Province 100 21
Aug 19 – 22 [1] 2nd Brigade, 1st Infantry Division search and destroy operation Bình Dương Province
Aug 20 – 22 [1] 3rd Battalion, 4th Marines search and destroy operation Thừa Thiên Province
Aug 20 – 29 [2] 3rd Marines search and destroy operation 22 km southwest of Da Nang in Quảng Nam Province 113 7
Aug 23 – Sep 2 Operation Amarillo[2] 1st Brigade, 1st Infantry Division mine-clearing operation area of Bình Dương Province
Aug 23 – Sep 23 [1] ROK 2nd Marine Brigade clear and search operation Bình Sơn District, Quảng Ngãi Province
Aug 23 – Sep 26 [1] Deployment of 2nd Battalion, 34th Armored Regiment from Vũng Tàu to Long Binh
Aug 25 – 27 [2] ARVN search and destroy operation Kiên Giang Province 132 30
Aug 26 – 31 [4] 5th Battalion, Royal Australian Regiment clearing operation following 6 RAR's action at Long Tan Phước Tuy Province
Aug 26 – Sep 6 [1] 3rd Battalion, 4th Marines search and destroy operation Thừa Thiên Province
Aug 26 – Jan 20 68 Operation Byrd 1st Cavalry Division economy-of-force operation Bình Thuận Province
Aug 27 – 29 /[1] 3rd Battalion, 5th Marines, 3rd Battalion, 7th Marines and ARVN 4th Regiment search and destroy operation Quảng Ngãi Province
Aug 31 – Sep 12 [1][34] 1st Brigade, 25th Infantry Division operation , Hậu Nghĩa Province 8 6
Sep 1 – 4 [1][5]: 54  2nd Battalion, 1st Marines search and destroy operation Quảng Nam Province
Sep 1 – Oct 11 Operation Sunset Beach[1] 2nd Brigade, 25th Infantry Division search and destroy operation Hậu Nghĩa Province
Sep 2 – 6 [2][35] ARVN operation and Bạc Liêu Provinces 21
Sep 2 – 29 [1] 3/1 Cavalry security operation Bình Định Province
Sep 3 [1] 1st Battalion, 26th Infantry Regiment security operation – An Loc
Sep 4 – 6 [1] 1st Battalion, 16th Infantry Regiment security and resupply operation between Lai Khe and 52 2
Sep 4 – 15 [1] 1st Battalion, 5th Marines, 2nd Battalion, 5th Marines and ARVN 2nd, 3rd and 4th Battalions, 6th Regiment search and destroy operation Quảng Tín Province
Sep 4 – 15 /[1] 1st Battalion, 5th Marines, 3rd Battalion, 5th Marines and 2nd, 3rd, 4th Battalions, ARVN 6th Regiment search and destroy operation Quảng Tín Province
Sep 4 – Oct 8 Operation Baton Rouge[1] 1st Battalion 18th Infantry search and destroy operation Rung Sat Special Zone
Sep 4 – Oct 25 Operation Seward[2][36] 1st Brigade, 101st Airborne Division and 1st Battalion, 22nd Infantry Regiment search and destroy and security operation Phú Yên Province 347 27
Sep 5 – 29 [1] Deployment of 11th Armored Cavalry Regiment from Vũng Tàu to Long Binh
Sep 6 – 9 [2] ARVN operation Bình Định Province 147
Sep 6 – 12 [1] 2nd Battalion, 26th Infantry Regiment search and destroy operation Bình Dương Province
Sep 7 – 12 [1] 2nd Battalion, 1st Marines and 3rd Battalion, 9th Marines search and destroy operation Quảng Nam Province
Sep 8 [1] 3rd Battalion, 1st Marines search and destroy operation Quảng Nam Province
Sep 8 – 9 [1] US search and destroy operation III Corps
Sep 8 – 14 [1] 3rd Battalion, 4th Marines search and destroy operation Thừa Thiên Province
Sep 8 – 16 [1] 1st Battalion, 7th Marines search and destroy operation Quảng Ngãi Province
Sep 8 – 24 [1][4] 5th Battalion, Royal Australian Regiment and 6th Battalion, Royal Australian Regiment search and destroy operation Phước Tuy Province
Sep 13 – 22 [1] 3rd Brigade, 1st Infantry Division, 25th Infantry Division and 173rd Airborne Brigade search and destroy operation Bình Dương Province
Sep 13 – Oct 2 [1] 1/1/ Cavalry, 2/1 Cavalry and ARVN search and destroy operation
Sep 13 – Oct 30 [2] 1st Cavalry Division, ARVN 3rd Airborne Battalion and ARVN 41st Regiment operation Bình Định Province 232 30
Sep 14 – Nov 25 Operation Attleboro[3]: 30  196th Infantry Brigade, 1st Infantry Division and 4th Infantry Division and 173rd Airborne Brigade operation War Zone "C" of Tây Ninh Province 1,062 115
Sep 14 – Feb 13 1967 [1] 1st Brigade, 25th Infantry Division pacification operation Long An Province
Sep 15 – 21 [1] 1st Battalion, 16th Infantry Regiment and 2nd Battalion, 28th Infantry Regiment search and destroy operation 10 km west of Lai Khe, III Corps
Sep 15 – 24 Operation Deckhouse IV[1][5]: 188  SLF 1st Battalion, 26th Marines and 3rd Marine Reconnaissance Battalion operation as an adjunct to Operation Prairie 12 km northeast of Dong Ha in I Corps 200 36
Sep 15 – Oct 9 [37] 173rd Airborne Brigade Combat Team search and destroy operation , Biên Hòa Province
Sep 15 – Nov 14 [1][38] 1st Brigade, 25th Infantry Division operation in Hậu Nghĩa Province 4
Sep 16 – 27 /[1][5]: 236  1st Battalion, 7th Marines and ARVN 4th Regiment operation to protect rice harvest Mộ Đức District
Sep 16 – Oct 19 [1] Deployment of the from Cam Ranh Bay to Tây Ninh Province
Sep 19 – Oct 4 [1][39] 1st Brigade, 25th Infantry Division search and destroy operation Boi Loi Woods and , Bình Dương Province 13 5
Sep 20 – 22 [1] 3rd Brigade, 1st Infantry Division and ARVN 48th Regiment search and destroy operation III Corps
Sep 22 – 28 [2] ARVN operation Bình Định Province
Sep 23 – Oct 1 Operation Longview[1] 1st Brigade, 1st Infantry Division route security and clearing operation on between and Biên Hòa
Sep 23 – Oct 30 [2] ROKA Capital Division search and destroy operation Bình Định Province 1161 30
Sep 24 [1] 2nd Battalion, 1st Marines search and destroy operation Quảng Nam Province
Sep 25 [1] 2nd Battalion, 28th Infantry search and destroy operation Bình Dương Province
Sep 28 – 29 [1] 1st Battalion, 5th Marines and 2nd Battalion, 5th Marines search and destroy operation Quảng Tín Province
Sep 28 – 30 [1] ARVN 2nd and 8th Airborne Battalions search and destroy operation Capital Military District
Sep 29 – Oct 11 [1] 2/1 Cavalry security operation Bình Định Province
Sep 30 – Oct 3 [4][40]: 167  5th Battalion, Royal Australian Regiment operation for the assistance for the village of Phước Tuy Province
Sep 30 – Oct 2 [1] 1st Battalion, 5th Marines and 2nd Battalion, 5th Marines security operation Quảng Tín Province
Oct [2] Initial phase of Operation Sea Dragon
Oct 1 [1] 1st Cavalry Division and 173rd Airborne Brigade security operation Bình Định Province
Oct 1 – 4 [1] 1st Brigade, 1st Infantry Division and ARVN 48th Regiment search and destroy operation Phước Long Province
Oct 1 – 25 [1] 2nd Battalion, 3rd Marines search and destroy operation Quảng Ngãi Province
Oct 2 – 24 Operation Irving//[26]: 24–9  1st Cavalry Division, ROK Capital Division and ARVN 22nd Division operation against the PAVN Bình Định Province 681 29
Oct 2 – 27 [1][4] 5th Battalion, Royal Australian Regiment and 6th Battalion, Royal Australian Regiment search and destroy operation Phước Tuy Province
Oct 3 – 10 [1] 1st Infantry Division security operation III Corps
Oct 3 – 10 /[1] ROK 2nd Marine Brigade and ARVN 4th Regiment operation Quảng Ngãi Province
Oct 3 – Nov 20 [2] ARVN operation Quảng Trị Province 179 38 ARVN, 1 US
Oct 6 – 10 [4] 5th Battalion, Royal Australian Regiment search and destroy operation, reinforced with an APC squadron, to assist in securing in the 1st Australian Task Force TAOR in support of the receipt and initial positioning of the 3rd Brigade, 4th Infantry Division at
Oct 6 – 15 [1] 3rd Squadron, 11th Armored Cavalry Regiment search and destroy operations Biên Hòa Province
Oct 8 – 15 [1] 2nd Battalion, 7th Marines search and destroy operation Quảng Ngãi Province
Oct 8 – 16 [1] 1st Infantry Division and 5th Division road clearing operation along Route 13 between and An Lộc Bình Dương and Bình Long Provinces
Oct 8 – Dec 4 [41] 4th Battalion, 503rd Airborne Infantry Regiment search and destroy operation to relieve the 2nd Battalion, 26th Marines and to occupy and maintain control of an assigned sector of the Da Nang TAOR Da Nang
Oct 11 – 16 [1][4] 5th Battalion, Royal Australian Regiment and 173rd Airborne Brigade operation to receive the 3d Brigade, 4th Infantry Division at the ports of Saigon and Vũng Tàu, and to safeguard the transport to, and initial occupation of, the designated brigade base camp at Ben Cat in Bình Dương Province. A full examination of the area was cut short as 5RAR was required for road security on while the 196th Infantry Brigade moved from Vũng Tàu to Long Binh
Oct 11 – 20 [1] 3rd Battalion, 1st Marines search and destroy operation Quảng Nam Province
Oct 11 – Nov 14 [1][42] 2nd Brigade, 25th Infantry Division operation Hậu Nghĩa Province 67 5
Oct 11 – Nov 17 1967 [1] 173d Airborne Brigade, 199th Light Infantry Brigade and 11th Armored Cavalry Regiment security and defence operations around Long Binh
Oct 16 [2] ARVN operation Dinh Tuong Province 14
Oct 16 – 17 [1] US search and destroy operation III Corps
Oct 16 – Dec 3 [1] 3rd Brigade, 1st Infantry Division search and destroy operation
Oct 17 – 26 [4] 5th Battalion, Royal Australian Regiment search and destroy operation in , a 14 square km area including and the region north and west of it Phước Tuy Province
Oct 18 – 20 [2] ARVN operation 138 29 ARVN, 1 US
Oct 18 – 30 [1] 1st Battalion, 5th Marines search and destroy operation Quảng Tín Province
Oct 18 – Dec 31 Operation Paul Revere IV[43] 2nd Brigade, 4th Infantry Division, 2nd and 3rd Brigades, 25th Infantry Division and 2/1 Cavalry search and destroy operation along the Cambodian border western II Corps 962 136
Oct 18 – Feb 1 1967 Operation Duck[1] 9th Infantry Division movement from Vũng Tàu to
Oct 19 – Dec Operation Atlanta[2][40]: 74  11th Armored Cavalry Regiment mission to clear and secure lines of communication in three provinces near Saigon and to secure the new Blackhorse Base Camp 13 km south of Xuan Loc 131 8
Oct 20 – 24 [1] 2nd Brigade, 1st Infantry Division search and destroy operation Bình Dương Province
Oct 21 – 23 [1] 3rd Battalion, 1st Marines search and destroy operation Quảng Nam Province
Oct 21 – Nov 5 [1] 2nd Brigade, 1st Infantry Division search and destroy operation Biên Hòa, Bình Dương and Gia Định Provinces
Oct 25 – Nov 28 [1] 3rd Battalion, 22nd Infantry Regiment search and destroy operation Rung Sat Special Zone
Oct 30 – Dec 4 [2] Company C, 1st Battalion, 327th Infantry Regiment, 1st Brigade, 101st Airborne Division search operation Phú Hiệp 118 15
Oct 24 – Feb 11 1967 Operation Thayer II[2][44] 1st Cavalry Division, 25th Infantry Division and Republic of Vietnam Marine Corps operation in the coastal plains and the and western Bình Định Province 1,667 193
Oct 25 – Apr 2 1967 [1] 1st Brigade, 4th Infantry Division, 1st Brigade, 101st Airborne Division and ARVN 47th Regiment operation to protect rice harvest Phú Yên Province 491 51
Oct 25 – Oct 31 1968 Operation Sea Dragon[45] US Navy and Royal Australian Navy interdiction of sea lines of communication and supply from North Vietnam to South Vietnam 5
Oct 29 – Dec 24 [1][5]: 224  2nd Battalion, 26th Marines search and destroy operation Thừa Thiên Province
Oct 30 – 31 [1][4] 5th Battalion, Royal Australian Regiment and 6th Battalion, Royal Australian Regiment cordon and search operation near in Phước Tuy Province
Oct 31 [1] 2/1 Cavalry emergency deployment to support Operation Paul Revere IV
Nov – Jan 1970 Operation Stable Door[46] US Navy defence of allied shipping against VC attacks
Nov 5 – 8 [2] ARVN search and destroy operation Quảng Tín Province 109 64
Nov 5 – 19 [1] 2nd Battalion, 1st Marines, 2nd Battalion, 3rd Marines and 1st Battalion, 26th Marines search and destroy operation Quảng Nam Province
Nov 6 – 7 [4] 5th Battalion, Royal Australian Regiment cordon and search of Phuoc Hoa village and the clearance of Long Sơn Island Phước Tuy Province
Nov 8 – 12 [4][47][48] 3rd Squadron SAS and 5th Battalion, Royal Australian Regiment operation as a search and clear mission to round up VC who had infiltrated the fishing village on Long Sơn Island Long Sơn Island
Nov 8 – 14 [1] 1st Battalion 1st Marines and 3rd Battalion 1st Marines search and destroy operation Quảng Nam Province
Nov 9 – 27 [2] ROK 2nd Marine Brigade search and destroy operation Quảng Ngãi Province 154 38 ROK, 4 US
Nov 16 – Jan 12 67 [1] 11th Armored Cavalry Regiment and ARVN rice harvest security operation Bình Tuy and Long Khánh Provinces
Nov 18 – Dec 3 [4][49] 5th Battalion, Royal Australian Regiment and 6th Battalion, Royal Australian Regiment search and destroy operation Xuyên Mộc District
Nov 19 – 27 [2] ARVN 2nd Division search and destroy operation Quảng Ngãi Province 123 3
Nov 18 – May 14 67 [1] 3rd Brigade, 4th Infantry Division deployment from Bear Cat to Dầu Tiếng District and search and destroy operations Bình Dương Province
Nov 20 – 27 /[1] 1st Battalion, 7th Marines and ARVN search and destroy operation Quảng Ngãi Province
Nov 20 – 27 /[1] 1st Battalion, 5th Marines, ROK 2nd Marine Brigade and ARVN 2nd Division search and destroy operation Quảng Ngãi Province
Nov 24 – Dec 2 [1] 1st Battalion, 503rd Airborne Infantry Regiment search and destroy operation Biên Hòa Province
Nov 25 – Dec 9 [1] 1st Brigade, 1st Infantry Division search and destroy and road clearing operation along between and Dĩ An District
Nov 27 – Dec 23 [1] 2nd Battalion, 18th Infantry Regiment search and destroy operation Rung Sat Special Zone
Nov 29 – Dec 5 [1] 3rd Brigade, 1st Infantry Division search and destroy operation III Corps 113
Nov 29 – Dec 7 [1] 2nd Battalion, 5th Marines search and destroy operation Quảng Nam Province
Nov 30 – Dec 6 [1] 1st Battalion, 5th Marines search and destroy operation Quảng Tín Province
Nov 30 – Dec 14 67 Operation Fairfax/[1][12]: 134  1 Battalion from each of the 1st Infantry Division, 4th Infantry Division, 25th Infantry Division, 196th Infantry Brigade, ARVN 5th Division and ARVN Rangers operation Saigon Capital Military District and Gia Định Province 1,043 179
Dec [1] 1st Battalion, 26th Infantry Regiment search and destroy operation
Dec 4 – 5 [1] 11th Armored Cavalry Regiment operation and Xuân Lộc District
Dec 4 – 14 [4] 1st Australian Task Force and 173rd Airborne Brigade two phase highway security operation along from Phú Mỹ to Long Binh and from Phú Mỹ to for elements of the 199th Light Infantry Brigade and the 9th Infantry Division
Dec 6 – 7 [1] 1st Battalion, 1st Marines search and destroy operation Quảng Nam Province
Dec 8 – Jan 19 1967 [1] 1st Brigade, 101st Airborne Division search and destroy operation Kon Tum Province 62 20
Dec 7 – 11 [1] 1st Battalion, 1st Marines search and destroy operation Quảng Nam Province
Dec 7 – 12 [1] 3rd Battalion, 5th Marines search and destroy operation Quảng Tín Province
Dec 10 – Jan 12 67 [1][50] Special Forces Detachment B-50 and Mobile Guerilla Force 768 operation western Darlac Province
Dec 11 – 16 [1] 3rd Battalion, 9th Marines search and destroy operation Quảng Nam Province
Dec 12 – Jan 21 1967 [1] 2nd Battalion, 7th Marines search and destroy operation Quảng Ngãi Province
Dec 16 – 26 [1] 199th Infantry Brigade search and destroy operation
Dec 17 – 21 [1] 3rd Battalion, 1st Marines search and destroy operation Quảng Nam Province
Dec 19 – 21 [1] 1st Battalion, 1st Marines search and destroy operation Quảng Nam Province
Dec 19 – 22 [1] 1st Infantry Division cordon and search operation Bình Dương Province
Dec 20 – Feb 16 67 [5]: 224 [51] 4th Marines operation Thừa Thiên Province 218
Dec 24 [1] 1st Brigade, 1st Infantry Division route and convoy security operation Biên Hòa Province
Dec 27 – 30 [2] US and ARVN search and destroy operation 124 2 US
Dec 27 – 31 [1] 2nd Battalion, 3rd Infantry Regiment search and destroy operation Biên Hòa Province

See also[]

  • List of allied military operations of the Vietnam War (1967)

References[]

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