AP US History This Day in American History September – English adventurer John Smith is elected council president of Jamestown, Virginia--the first permanent English settlement in North America.

AP US History This Day in American History September Tensions near the breaking point between the Earp brothers and the Clanton-McLaury families, the two major power centers in Tombstone, Arizona.

AP US History This Day in American History September – A 25-year-old London taxi driver named George Smith becomes the first person ever arrested for drunk driving after slamming his cab into a building. Smith later pled guilty and was fined 25 shillings.

AP US History This Day in American History September – Following the Tonkin Gulf incidents, in which North Vietnamese torpedo boats attacked U.S. destroyers, and the subsequent passage of the Tonkin Gulf Resolution empowering him to react to armed attacks, President Lyndon Johnson authorizes a series of measures "to assist morale in South Vietnam and show the Communists [in North Vietnam] we still mean business."