Wikipedia:Selected anniversaries/May 7
May 7: Radio Day in Russia and Bulgaria
- 1763 - Indian Wars: Chief Pontiac led an attempt to seize Fort Detroit and drive out the British settlers, beginning Pontiac's Rebellion.
- 1824 - Ludwig van Beethoven's Symphony No. 9 in D minor premiered in Vienna.
- 1915 - World War I: The ocean liner RMS Lusitania was torpedoed and sunk by the German submarine Unterseeboot 20, killing 1,198 on board.
- 1920 - Kiev Offensive: Polish troops led by Józef Piłsudski and Edward Rydz-Śmigły, along with Ukrainian forces under Symon Petlura, captured Kiev from the Red Army during the Polish-Soviet War.
- 1945 - End of World War II in Europe: On behalf of Reichspräsident Karl Dönitz, General Alfred Jodl (pictured) signed and submitted the capitulation documents to the Allies in Reims, France.