The temperature on August 24, 1920 was between 7.0 °C and 18.3 °C and averaged 12.9 °C. There was 0.2 mm of rain. There was 4.7 hours of sunshine (33%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the north-northwest. 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 10 » Józef Haller de Hallenburg performs symbolic wedding of Poland to the sea, celebrating restitution of Polish access to open sea.
April 23 » The Grand National Assembly of Turkey (TBMM) is founded in Ankara. The assembly denounces the government of Sultan Mehmed VI and announces the preparation of a temporary constitution.
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.
August 13 » Polish–Soviet War: The Battle of Warsaw begins and will last till August 25. The Red Army is defeated.
August 16 » The congress of the Communist Party of Bukhara opens. The congress would call for armed revolution.
Day of death July 9, 1943
The temperature on July 9, 1943 was between 6.3 °C and 18.1 °C and averaged 13.2 °C. There was 1.0 mm of rain during 1.7 hours. There was 6.2 hours of sunshine (38%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west-southwest. Source: KNMI
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 7 » Ioannis Rallis becomes collaborationist Prime Minister of Greece during the Axis Occupation.
April 26 » The Easter Riots break out in Uppsala, Sweden.
July 1 » The City of Tokyo and the Prefecture of Tokyo are both replaced by the Tokyo Metropolis.
October 19 » Streptomycin, the first antibiotic remedy for tuberculosis, is isolated by researchers at Rutgers University.
October 31 » World War II: An F4U Corsair accomplishes the first successful radar-guided interception by a United States Navy or Marine Corps aircraft.
November 24 » World War II: At the battle of Makin the USSLiscome Bay is torpedoed near Tarawa and sinks, killing 650 men.
When copying data from this family tree, please include a reference to the origin: Frank Coster, "Family tree Coster", database, Genealogy Online (https://www.genealogieonline.nl/stamboom_coster/I3850.php : accessed February 22, 2026), "Hartog Cosman (1920-1943)".
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