The temperature on December 12, 1919 was between -3.5 °C and 0.3 °C and averaged -1.2 °C. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south east. Source: KNMI
In The Netherlands , there was from September 9, 1918 to September 18, 1922 the cabinet Ruys de Beerenbrouck I, with Jonkheer mr. Ch.J.M. Ruys de Beerenbrouck (RKSP) as prime minister.
February 6 » The five-day Seattle General Strike begins, as more than 65,000 workers in the city of Seattle, Washington, walk off the job.
February 21 » German socialist Kurt Eisner is assassinated. His death results in the establishment of the Bavarian Soviet Republic and parliament and government fleeing Munich, Germany.
June 2 » Anarchists simultaneously set off bombs in eight separate U.S. cities.
June 11 » Sir Barton wins the Belmont Stakes, becoming the first horse to win the U.S. Triple Crown.
June 23 » Estonian War of Independence: The decisive defeat of the Baltische Landeswehr in the Battle of Cēsis; this date is celebrated as Victory Day in Estonia.
December 1 » Lady Astor becomes the first female Member of Parliament to take her seat in the House of Commons of the United Kingdom. (She had been elected to that position on November 28.)
When copying data from this family tree, please include a reference to the origin: Joop Klavers, "Family tree Klavers", database, Genealogy Online (https://www.genealogieonline.nl/stamboom_klavers/I347488.php : accessed February 23, 2026), "Grietje Geertsma (1919-< 2018)".
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