The fourth largest diamond was found in Karowe Mine, Botswana.
The diamond was named Lesedi La Rona and is 1.11 carats.
Source
The city of Havana, Cuba, celebrated its 500th birthday.
Call of Duty: Black Ops 2 earned a staggering $500 million within 24 hours of release.
The Soviet Union's Venera 3 space probe was launched from the Baikonur Cosmodrome.
Oklahoma became the 46th state to join the United States of America.
Spanish conquistadors captured Atahualpa, the last Inca emperor.