Defense pact

A defense pact (or defence pact in Commonwealth spelling) is a type of treaty or military alliance in which the signatories promise to support each other militarily and to defend each other.^[1] In general, the signatories point out the threats in the treaty and concretely prepare to respond to it together.^[2]

Current treaties[]

Russia[]

1992 – Collective Security Treaty – established the Collective Security Treaty Organization including Armenia, Belarus, Kazakhstan, Kyrgyzstan, and Tajikistan.

United Kingdom[]

1949 – North Atlantic Treaty (Treaty of Washington) – establishes NATO mutual defense organization.
Five Powers Defence Arrangements
2021 - AUKUS - mutual defense alliance between Australia, United Kingdom, and the United States.

United States[]

1947 – Inter-American Treaty of Reciprocal Assistance (Rio Treaty) – Western Hemisphere mutual defense.
1949 – North Atlantic Treaty (Treaty of Washington) – establishes NATO mutual defense organization.
1951 – Mutual Defense Treaty Between the United States and the Philippines – between the Philippines and the United States.
1951 – ANZUS – mutual defense alliance between Australia, New Zealand, and the United States.
1953 – Mutual Defense Treaty Between the United States and the Republic of Korea – created an alliance with South Korea.
1960 – Treaty of Mutual Cooperation and Security Between the United States and Japan – mutual defense treaty with Japan.
1979 – Taiwan Relations Act – non-mutual pact between Taiwan and the United States for the defense of Taiwan and Penghu Islands as well as arms sales.
2021 - AUKUS - mutual defense alliance between Australia, United Kingdom, and the United States.

European Union[]

2009 – Lisbon Treaty establishes mutual defence clause (article 42.7 Lisbon Treaty)

Historical treaties[]

References[]

^ Volker Krause, J. David Singer "Minor Powers, Alliances, And Armed Conflict: Some Preliminary Patterns", in "Small States and Alliances", 2001, pp 15–23, ISBN 978-3-7908-2492-6 (Print) ISBN 978-3-662-13000-1 (Online) [1]
^ Fulvio Attinà "State aggregation in defense pacts: systemic explanations", Jean Monnet Working Papers, University of Catania, nr. 56, November 2004, ISSN 2281-9029 [2]

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[KrauseSinger2001-1] Volker Krause, J. David Singer "Minor Powers, Alliances, And Armed Conflict: Some Preliminary Patterns", in "Small States and Alliances", 2001, pp 15–23, ISBN 978-3-7908-2492-6 (Print) ISBN 978-3-662-13000-1 (Online) [1]

[Attina_2004-2] Fulvio Attinà "State aggregation in defense pacts: systemic explanations", Jean Monnet Working Papers, University of Catania, nr. 56, November 2004, ISSN 2281-9029 [2]

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