A portion of a 12-story condominium building collapsed (aftermath pictured) in Surfside, Florida, United States, killing 98 people and injuring 11 others.
Julia Gillard was sworn in as the first female prime minister of Australia after incumbent Kevin Rudd declined to contest a leadership spill in the Labor Party.
John Isner defeated Nicolas Mahut at the Wimbledon Championships, concluding the longest match in tennis history, which lasted 11 hours and 5 minutes over three days.
Following the Tiananmen Square massacre, the 13th Central Committee of the Chinese Communist Party appointed Jiang Zemin as general secretary in place of Zhao Ziyang.
The U.S. Navy's first two fast battleships, North Carolina and Washington, of the North Carolina class, were respectively ordered from the New York and Philadelphia Naval Shipyards.