11–13 January – During the 2018–19 Swedish government formation after the 2018 general election, the Centre Party, Liberals, Green Party, and Social Democrats enter the January Agreement (Januariavtalet [sv]), in which the Social Democrats and the Greens are allowed to form a government with influence from the Centre and Liberals.
18 January – Incumbent Stefan Löfven returns to his role as prime minister after leading a caretaker government after the hung parliament of the 2018 elections. He is voted back in by the Riksdag after receiving votes from MPs of his own party and the Greens, while the Centre, Liberals, and Left Party abstain, with one Centre MP voting against. The Moderate Party, Christian Democrats and Sweden Democrats all vote against. The Löfven II Cabinet is formed.[1]
8 February – Bonnier Group and Amedia acquire media group [sv].[2]
4 May – Per Bolund is elected spokesperson of the Green Party, serving along Isabella Lövin who had served as co-spokesperson since 2016. Bolund replaced Gustav Fridolin
26 May – European Parliament elections are held.
28 June – Nyamko Sabuni is elected leader of the Liberals, replacing Jan Björklund.[3]
14 July – Eight parachutists and a pilot are killed when a GA8 Airvan crashes 5 kilometers southeast from Umeå on the island [sv] at the Ume River. The cause of the crash is found to be structural failure of a wing.[4]
8 August – The newspaper Metro ceases publication after financial difficulties.[5]
28 August – 16 year-old Swedish student Greta Thunberg arrives in New York Harbor after sailing across the Atlantic. Thunberg later testifies in front of the United States Congress on 18 September along with other climate activists. She later gives a speech at a UN summit on zero emissions.[6][7][8]
10 September – Ann Linde takes office as foreign minister after Margot Wallström announced her resignation on 6 September.[9]
15 November – anti immigration Sweden Democrats party top Swedish poll for first time.[10][11]
December – the municipality of Skurup banned Islamic veils in educational institutions. Earlier the year, the municipality of Staffanstorp approved a similar ban.[12]
Sports[]
4–17 February: The FIS Alpine World Ski Championships are held in Åre.