The temperature on August 31, 1921 was between 4.9 °C and 20.3 °C and averaged 13.2 °C. There was 9.2 hours of sunshine (67%). The average windspeed was 3 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 12 » Acting to restore confidence in baseball after the Black Sox Scandal, Judge Kenesaw Mountain Landis is elected as Major League Baseball's first commissioner.
February 12 » Bolsheviks launch a revolt in Georgia as a preliminary to the Red Army invasion of Georgia.
February 22 » After Russian forces under Baron Roman von Ungern-Sternberg drive the Chinese out, the Bogd Khan is reinstalled as the emperor of Mongolia.
August 28 » The Red Army dissolved the Free Territory, after driving the Black Army out of Ukraine.
October 26 » The Chicago Theatre opens.
December 6 » The Anglo-Irish Treaty is signed in London by British and Irish representatives.
Day of marriage July 24, 1947
The temperature on July 24, 1947 was between 14.9 °C and 26.0 °C and averaged 20.5 °C. There was 0.1 mm of rain. There was 8.9 hours of sunshine (56%). The average windspeed was 2 Bft (weak wind) and was prevailing from the north-northwest. Source: KNMI
April 30 » In Nevada, Boulder Dam is renamed Hoover Dam.
June 24 » Kenneth Arnold makes the first widely reported UFO sighting near Mount Rainier, Washington, leading to the coining of the phrase "flying saucer".
July 1 » The Philippine Air Force is established.
July 6 » Referendum held in Sylhet to decide its fate in the Partition of India.
October 20 » The House Un-American Activities Committee begins its investigation into Communist infiltration of the Hollywood film industry, resulting in a blacklist that prevents some from working in the industry for years.
December 16 » William Shockley, John Bardeen and Walter Brattain build the first practical point-contact transistor.
Day of death April 21, 2000
The temperature on April 21, 2000 was between 9.9 °C and 18.2 °C and averaged 13.7 °C. There was 0.5 mm of rain during 0.7 hours. There was 5.2 hours of sunshine (36%). The heavily clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south-southwest. Source: KNMI
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/I224077.php : accessed October 18, 2026), "Hendrik de Haan (1921-2000)".
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