Two Swedish passenger ferries sailing between the mainland and Gotland collide in fog just off the port of Nynshamn south of Stockholm, injuring at least 15 people.
- Reuters (Image)
- A fire in a building housing the Portuguese, Tunisian, Argentinian and Belgian embassies in Stockholm, Sweden injures 14 people. A man is arrested on suspicion of arson.
- Sweden starts its largest military exercise in over 20 years. Nearly 20,000 troops are set to participate, including a contingent of over 1,000 U.S. soldiers. The drills will take place on and around the island of Gotland, including soldiers from NATO countries.
- A vehicle is driven into a group of people on a street in Stockholm, Sweden, killing four people.
- Ukraine's Jamala, performing the song "1944", wins the 2016 Eurovision Song Contest in Stockholm, Sweden.
- Romania is expelled from this year's Eurovision Song Contest in Stockholm, Sweden, after its national broadcaster, Romanian Television (TVR) failed to pay outstanding debts dating back to 2007. Ovidiu Anton was due to perform the song "Moment of Silence" at the contest.