The temperature on March 24, 1920 was between 1.8 °C and 16.5 °C and averaged 8.4 °C. There was 9.4 hours of sunshine (76%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south-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.
January 13 » The Reichstag Bloodbath of January 13, 1920, the bloodiest demonstration in German history.
May 7 » Morecambe Football Club was founded during a meeting at the West View Hotel on the town's promenade.
May 7 » Treaty of Moscow: Soviet Russia recognizes the independence of the Democratic Republic of Georgia only to invade the country six months later.
May 9 » Polish–Soviet War: The Polish army under General Edward Rydz-Śmigły celebrates its capture of Kiev with a victory parade on Khreshchatyk.
July 15 » The Polish Parliament establishes Silesian Voivodeship before the Polish-German plebiscite.
November 12 » Italy and the Kingdom of Serbs, Croats and Slovenes sign the Treaty of Rapallo.
Day of marriage March 17, 1941
The temperature on March 17, 1941 was between 0.1 °C and 9.9 °C and averaged 4.3 °C. There was 5.1 hours of sunshine (43%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the east-northeast. Source: KNMI
In The Netherlands , there was from September 3, 1940 to July 27, 1941 the cabinet Gerbrandy I, with Prof. dr. P.S. Gerbrandy (ARP) as prime minister.
In The Netherlands , there was from July 27, 1941 to February 23, 1945 the cabinet Gerbrandy II, with Prof. dr. P.S. Gerbrandy (ARP) as prime minister.
April 16 » World War II: The Italian-German Tarigo convoy is attacked and destroyed by British ships.
May 27 » World War II: The German battleshipBismarck is sunk in the North Atlantic killing almost 2,100 men.
October 29 » The Holocaust: In the Kaunas Ghetto, over 10,000 Jews are shot by German occupiers at the Ninth Fort, a massacre known as the "Great Action".
November 1 » American photographer Ansel Adams takes a picture of a moonrise over the town of Hernandez, New Mexico that would become one of the most famous images in the history of photography.
November 19 » World War II: Battle between HMAS Sydney and HSK Kormoran. The two ships sink each other off the coast of Western Australia, with the loss of 645 Australians and about 77 German seamen.
December 12 » Adolf Hitler declares the imminent extermination of the Jews at a meeting in the Reich Chancellery.
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/I478577.php : accessed February 24, 2026), "Wijcher Koops (1920-< 2019)".
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