In 1825: The Erie Canal opened, connecting Lake Erie and the Hudson River.
In 1881: The gunfight at the OK Corral took place in Tombstone, Ariz., as Wyatt Earp, his two brothers and “Doc” Holliday confronted Ike Clanton’s gang. Three members of Clanton’s gang were killed; Earp’s brothers were wounded.
In 1972: National security adviser Henry Kissinger declared, “Peace is at hand” in Vietnam.
In 1979: South Korean President Park Chung-hee was shot to death by the head of the Korean Central Intelligence Agency, Kim Jae-kyu.