January 31 » Czechoslav Trade Union Association is founded in Prague.
May 26 » Dracula, a Gothic horror novel by Irish author Bram Stoker, is published.
July 11 » Salomon August Andrée leaves Spitsbergen to attempt to reach the North Pole by balloon. He later crashes and dies.
September 10 » Lattimer massacre: A sheriff's posse kills 19 unarmed striking immigrant miners in Lattimer, Pennsylvania, United States.
November 1 » The first Library of Congress building opens its doors to the public; the library had previously been housed in the Congressional Reading Room in the U.S. Capitol.
December 6 » London becomes the world's first city to host licensed taxicabs.
Day of death December 15, 1971
The temperature on December 15, 1971 was between 5.0 °C and 9.2 °C and averaged 7.7 °C. There was -0.1 mm of rain. There was 0.1 hours of sunshine (1%). The heavily clouded was. The average windspeed was 4 Bft (moderate breeze) and was prevailing from the southwest. Source: KNMI
February 2 » Idi Amin replaces President Milton Obote as leader of Uganda.
May 30 » Mariner program: Mariner 9 is launched to map 70% of the surface, and to study temporal changes in the atmosphere and surface, of Mars.
August 10 » The Society for American Baseball Research is founded in Cooperstown, New York.
August 27 » An attempted coup d'état fails in the African nation of Chad. The Government of Chad accuses Egypt of playing a role in the attempt and breaks off diplomatic relations.
November 21 » Indian troops, partly aided by Mukti Bahini (Bengali guerrillas), defeat the Pakistan army in the Battle of Garibpur.
November 28 » Fred Quilt, a leader of the Tsilhqot'in First Nation suffers severe abdominal injuries allegedly caused by Royal Canadian Mounted Police officers; he dies two days later.
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/I169881.php : accessed February 21, 2026), "Cornelia Verheyen (1897-1971)".
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