Soviet President Mikhail Gorbachev and US President George H. W. Bush declared an end to the Cold War.
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Spotify announced Drake as the most-streamed star of the 2010s with 28 billion streams, and Ed Sheeran's 'Shape Of You' as the most-streamed track with 2.4 billion streams.
Illinois became the 21st state to join the United States of America.
The original PlayStation was launched in Japan.
HAL Laboratory's Super Smash Bros. Melee was released by Nintendo for the GameCube.
The 70th anniversary of NATO was marked by a gathering in London of world leaders, followed by a reception by Elizabeth II at Buckingham Palace.
