1451: Sultan Mehmed II, the Conqueror inherits the throne of the Ottoman Empire

1509: Battle of Diu: Portuguese Armada defeats a Mamluk Egyptian fleet in a naval battle at the port of Diu, India, establishing Portuguese trading control in the Indian Ocean

1870: Iowa ratifies the 15th Amendment to the United States Constitution, allowing suffrage for all races and colors

1928: Paleoanthropologist Davidson Black reports his findings on the ancient human fossils found at Zhoukoudian,
The Hastings post office damaged after the 1931 earthquakeHawke’s Bay Earthquake

1931: New Zealand’s worst natural disaster, the Hawke’s Bay earthquake, kills 256 and injures thousands, devastating Napier and the Hawke’s Bay region

1966: First soft landing on the Moon, by the Soviet spacecraft Luna 9

Source: Onthisday.com