The temperature on January 12, 1921 was between 5.2 °C and 9.0 °C and averaged 7.1 °C. There was 6.3 mm of rain. There was 3.7 hours of sunshine (46%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the southwest. 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.
March 24 » The 1921 Women's Olympiad begins in Monte Carlo, first international women's sports event.
March 31 » The Royal Australian Air Force is formed.
June 28 » Serbian King Alexander I proclaims the new constitution of the Kingdom of Serbs, Croats and Slovenes, known thereafter as the Vidovdan Constitution.
August 14 » Tannu Uriankhai, later Tuvan People's Republic is established as a completely independent country (which is supported by Soviet Russia).
October 5 » The World Series is the first to be broadcast on radio.
October 13 » Soviet republics sign the Treaty of Kars to formalize the borders between Turkey and the South Caucasus states.
When copying data from this family tree, please include a reference to the origin: Michael Jacobs, "Family tree Jacobs", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-michael-jacobs/I85810.php : accessed May 3, 2025), "Anna Ponse (1901-)".
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