1250 – Seventh Crusade: Egyptian Ayyubids annihilated the crusader army and captured King Louis IX of France as a hostage.
1886 – Vancouver, one of British Columbia's youngest cities, was incorporated.
1909 – American explorer Robert Peary (pictured) allegedly became the first person to reach the North Pole; his claim was accepted for many years, although modern research has determined that he most likely did not.
1947 – The first Tony Awards, recognizing achievement in American theatre, were handed out at the Waldorf-Astoria Hotel in New York City.
2012 – The National Movement for the Liberation of Azawad unilaterally declared the region of Azawad independent from Mali.