4 January – At least 1,000 cars are left stranded on the E22 highway between Hörby and Kristianstad for a day with people spending the night in their vehicles due to heavy snow. The Swedish Army intervenes, helping citizens get out of their vehicles and supplying them with basic amenities.[2]
9 May – Thousands of pro-Palestinian protesters march in Malmö, against Israel's participation in the Eurovision Song Contest 2024 and the contest's ban of pro-Palestinian content and imagery. Among the protesters is climate activist Greta Thunberg.[12]
22 May – Sweden announces US$7 billion in military aid to Ukraine from 2024 to 2026.[13]
29 May – Sweden announces a further package of $1.23 billion in military aid to Ukraine; the largest so far that it has given.[14]
7 June – The Royal Swedish Opera is fined 3 million kronor ($300,000) for the death of a stage technician who fell from a balcony during a workplace accident in 2023.[16]
3 July – Investigators in Germany and Sweden arrest eight suspects allied with Syrian President Bashar al-Assad's government over alleged participation in crimes against humanity in Syria.[21]
11 July – Polish divers discover a 19th-century shipwreck in the Baltic Sea off the coast of Öland, with crates of champagne and porcelain inside.[22]
August
9 August – Mali expels the Swedish ambassador in response to Stockholm's decision to cut developmental aid to Bamako over its support for the Russian invasion of Ukraine.[23]
14 August – Sweden, Denmark, Norway, and Finland form an international police hub in Stockholm to prevent escalating Swedish gang activity and criminal networks from spreading to other Nordic countries.[24]
Swedish authorities formally accuse Iran of carrying out a 2023 cyberattack involving the dissemination of 15,000 messages calling for revenge against people who had burned Korans.[31]
1 October – Unidentified gunmen open fire at the Israeli embassy in Stockholm.[33]
8 October – The government issues an update of the country's civil defence guidelines for the first time since 2018 to take into account Sweden's accession into NATO and the Russian invasion of Ukraine.[34]
November
5 November – Rasmus Paludan, the leader of the far-right Stram Kurs party, is convicted by the Malmö District Court of "incitement against an ethnic group" following racist and Islamophobic comments made in 2022 and is sentenced to four months' imprisonment.[35]
17 November – A section of a submarine internet cable running under the Baltic Sea between Lithuania and Gotland is severed.[36]
18 November – A section of the C-Lion1 submarine communications cable running under the Baltic Sea between Finland and Germany is severed off the coast of Öland in a suspected act of sabotage.[36]