The temperature on July 23, 1920 was between 13.0 °C and 21.1 °C and averaged 15.9 °C. There was 0.3 mm of rain. There was 1.3 hours of sunshine (8%). The average windspeed was 4 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 10 » League of Nations Covenant enters into force. On January 16 the organization holds its first council meeting, in Paris.
January 17 » Alcohol Prohibition begins in the United States as the Volstead Act goes into effect.
August 11 » The Latvian–Soviet Peace Treaty, which relinquished Russia's authority and pretenses to Latvia, is signed, ending the Latvian War of Independence.
August 20 » The first commercial radio station, 8MK (now WWJ), begins operations in Detroit.
August 31 » Polish–Soviet War: A decisive Polish victory in the Battle of Komarów.
November 12 » Italy and the Kingdom of Serbs, Croats and Slovenes sign the Treaty of Rapallo.
Day of marriage May 20, 1939
The temperature on May 20, 1939 was between 1.7 °C and 15.8 °C and averaged 9.1 °C. There was 12.2 hours of sunshine (77%). The average windspeed was 2 Bft (weak wind) and was prevailing from the north. Source: KNMI
In The Netherlands , there was from June 24, 1937 to July 25, 1939 the cabinet Colijn IV, with Dr. H. Colijn (ARP) as prime minister.
In The Netherlands , there was from July 25, 1939 to August 10, 1939 the cabinet Colijn V, with Dr. H. Colijn (ARP) as prime minister.
In The Netherlands , there was from August 10, 1939 to September 3, 1940 the cabinet De Geer II, with Jonkheer mr. D.J. de Geer (CHU) as prime minister.
January 26 » Spanish Civil War: Catalonia Offensive: Troops loyal to nationalist General Francisco Franco and aided by Italy take Barcelona.
February 25 » As part of British air raid precautions, the first of 2.5 million Anderson shelters is constructed in a garden in Islington, north London.
April 9 » African-American singer Marian Anderson gives a concert at the Lincoln Memorial after being denied the use of Constitution Hall by the Daughters of the American Revolution.
June 24 » Siam is renamed Thailand by Plaek Phibunsongkhram, the country's third prime minister.
October 6 » World War II: The Battle of Kock is the final combat of the September Campaign in Poland.
October 14 » World War II: The German submarineU-47 sinks the British battleship HMSRoyal Oak within her harbour at Scapa Flow, Scotland.
When copying data from this family tree, please include a reference to the origin: Hans Weening, "Family tree Weening", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-weening/I117717.php : accessed February 26, 2026), "Jeltje de Haan (1920-)".
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