WHAT HAPPENED ON 21. JULY
Want to find out what all happened on 21. July

The passenger steamer SS Columbia collides with the steam schooner San Pedro off Shelter Cove, California, causing the Columbia to sink killing 88 people. (21. July 1907)

The Crown council of Romania decides for the country to remain neutral in World War I. (21. July 1914)

U-156 shells Nauset Beach, in Orleans, Massachusetts. (21. July 1918)

The dirigible Wingfoot Air Express crashes into the Illinois Trust and Savings Building in Chicago, Illinois, killing 12 people. (21. July 1919)

Scopes Trial: In Dayton, Tennessee, high school biology teacher John T. Scopes is found guilty of teaching evolution in class and fined $100. (21. July 1925)

Sir Malcolm Campbell, father of Donald Campbell, becomes the first man to break the 150 mph (241 km/h) land barrier at Pendine Sands in Wales. He drove a Sunbeam at a two-way average speed of 150.33 mph (242 km/h). (21. July 1925)

World War II: Battle of Guam – American troops land on Guam starting the battle. It would end on August 10. (21. July 1944)

World War II: Claus von Stauffenberg and fellow conspirators are executed in Berlin, Germany for the July 20 plot to assassinate Adolf Hitler. (21. July 1944)

The United States Senate ratifies the North Atlantic Treaty. (21. July 1949)

First Indochina War: The Geneva Conference partitions Vietnam into North Vietnam and South Vietnam. (21. July 1954)

Elijah Jerry "Pumpsie" Green becomes the first African-American to play for the Boston Red Sox, the last team to integrate. He came in as a pinch runner for Vic Wertz and stayed in as shortstop in a 2-1 loss to the Chicago White Sox. (21. July 1959)

Mercury program: Mercury-Redstone 4 Mission – Gus Grissom piloting Liberty Bell 7 becomes the second American to go into space (in a suborbital mission). (21. July 1961)

Space Race: Neil Armstrong and Edwin "Buzz" Aldrin become the first humans to walk on the Moon, during the Apollo 11 mission (July 20 in North America). (21. July 1969)

After 11 years of construction, the Aswan High Dam in Egypt is completed. (21. July 1970)

The Troubles: Bloody Friday – the Provisional IRA detonate 22 bombs in central Belfast, Northern Ireland, United Kingdom in the space of 80 minutes, killing 9 and injuring 130. (21. July 1972)

In the Lillehammer affair in Norway, Israeli Mossad agents kill a waiter whom they mistakenly thought was involved in the 1972 Munich Olympics Massacre. (21. July 1973)

Christopher Ewart-Biggs, the British ambassador to the Republic of Ireland, is assassinated by the Provisional IRA. (21. July 1976)

The start of the four day long Libyan–Egyptian War. (21. July 1977)

The world's lowest temperature in an inhabited location is recorded at Vostok Station, Antarctica at −89.2 °C (−128.6 °F). (21. July 1983)

Third Taiwan Strait Crisis: The People's Liberation Army begins firing missiles into the waters north of Taiwan. (21. July 1995)