The temperature on December 18, 1921 was between 5.4 °C and 9.1 °C and averaged 7.4 °C. There was 1.9 mm of rain. There was 0.5 hours of sunshine (6%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the west. 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.
January 16 » The Marxist Left in Slovakia and the Transcarpathian Ukraine holds its founding congress in Ľubochňa.
March 20 » The Upper Silesia plebiscite was a plebiscite mandated by the Versailles Treaty to determine a section of the border between Weimar Germany and Poland.
September 7 » In Atlantic City, New Jersey, the first Miss America Pageant, a two-day event, is held.
October 5 » The World Series is the first to be broadcast on radio.
October 18 » The Crimean Autonomous Soviet Socialist Republic is formed as part of the Russian Soviet Federative Socialist Republic.
October 29 » United States: Second trial of Sacco and Vanzetti in Boston, Massachusetts.
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/I484233.php : accessed February 22, 2026), "Jantje Wilhelmina Post (1921-< 2020)".
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