January 1 » The first American college football bowl game, the Rose Bowl between Michigan and Stanford, is held in Pasadena, California.
April 20 » Pierre and Marie Curie refine radium chloride.
June 24 » King Edward VII of the United Kingdom develops appendicitis, delaying his coronation.
June 28 » The U.S. Congress passes the Spooner Act, authorizing President Theodore Roosevelt to acquire rights from Colombia for the Panama Canal.
August 9 » Edward VII and Alexandra of Denmark are crowned King and Queen of the United Kingdom of Great Britain and Ireland.
November 29 » The Pittsburgh Stars defeated the Philadelphia Athletics, 11–0 to win the first championship associated with an American national professional football league.
Day of death July 5, 1971
The temperature on July 5, 1971 was between 14.7 °C and 27.5 °C and averaged 20.9 °C. There was 11.0 hours of sunshine (66%). The partly clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the northeast. Source: KNMI
January 25 » Charles Manson and three female "Family" members are found guilty of the 1969 Tate–LaBianca murders.
February 11 » Cold War: the Seabed Arms Control Treaty opened for signature outlawing nuclear weapons on the ocean floor in international waters.
July 15 » The United Red Army is founded in Japan.
October 12 » The 2,500 year celebration of the Persian Empire begins.
November 6 » The United States Atomic Energy Commission tests the largest U.S. underground hydrogen bomb, code-named Cannikin, on Amchitka Island in the Aleutians.
November 27 » The Soviet space program's Mars 2 orbiter releases a descent module. It malfunctions and crashes, but it is the first man-made object to reach the surface of Mars.
When copying data from this family tree, please include a reference to the origin: Hans Weening, "Family tree Weening", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-weening/I89027.php : accessed October 22, 2026), "Otto Samuel Cazemier (1902-1971)".
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