King George gets fed up with the rebelling colonies, a silent film legend passes away, the Earth is ready for its closeup, and an earthquake jolts D.C., all on this day.
Teddy Roosevelt goes for a historic ride, tennis player Althea Gibson breaks racial barriers, The Supremes hit No. 1 for the first time, and Nolan Ryan notches his 5,000 career strikeout, all on this day.
Lincoln and Douglas square off for the first time, Oldsmobile begins production, Hawaii becomes a state, and The Mona Lisa and the Mars Observer go missing, all on this day.
Charles Darwin publishes his theory of evolution, the NFL is founded, Lou Gehrig belts his 23rd career grand slam and NASA heads for Mars, all on this day.