Today:
1377: Tvrtko I is crowned as the first King of Bosnia.
1774: The First Continental Congress adjourns in Philadelphia, Pennsylvania.
1825: The Erie Canal officially opens, connecting the Hudson River with Lake Erie.
1863: The Football Association is formed at the Freemasons’ Tavern in London, standardizing the rules of the game.
1881: The Gunfight at the O.K. Corral, a famous shootout between lawmen and outlaws, takes place in Tombstone, Arizona.
1905: The union between Norway and Sweden is dissolved, formally recognizing Norway as an independent kingdom.
1936: The first electric generator at Hoover Dam (then Boulder Dam) begins commercial operation.
1958: Pan American Airways makes the first commercial flight of a Boeing 707 jetliner, flying from New York City to Paris.
1977: Ali Maow Maalin, a hospital cook in Somalia, develops a rash, becoming the last person in the world to be naturally infected with smallpox.
1994: Jordan and Israel sign a formal peace treaty, ending a 46-year state of war.