1460: Wars of the Roses: Battle of Wakefield (Northern England), Duke of York is killed and his forces are soundly defeated by the forces of King Henry VI

1906: All-India Muslim League is founded in Dacca in East Bengal, British India, later lays the foundations for Pakistan

1922: Creation of the USSR is formally proclaimed in Moscow from the Bolshoi Theatre, organized as a union (U) of Russian, Ukrainian, Byelorussian and Transcaucasian Soviet Socialist Republics (SSR).

1924: Astronomer Edwin Hubble formally announces the existence of other galactic systems at a meeting of the American Astronomical Society

1950: Vietnam, Laos and Cambodia become Independent states within the French Union

Source: Onthisday.com