The temperature on April 9, 1920 was between 9.1 °C and 17.1 °C and averaged 12.3 °C. There was 3.7 mm of rain. There was 0.4 hours of sunshine (3%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south. 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 13 » The Negro National League is formed.
May 3 » A Bolshevik coup fails in the Democratic Republic of Georgia.
August 16 » The congress of the Communist Party of Bukhara opens. The congress would call for armed revolution.
August 26 » The 19th amendment to United States Constitution takes effect, giving women the right to vote.
October 30 » The Communist Party of Australia is founded in Sydney.
November 15 » The Free City of Danzig is established.
Day of death August 14, 1923
The temperature on August 14, 1923 was between 15.2 °C and 25.3 °C and averaged 19.3 °C. There was 11.5 hours of sunshine (78%). The average windspeed was 2 Bft (weak wind) and was prevailing from the north-northwest. Source: KNMI
In The Netherlands , there was from September 19, 1922 to August 4, 1925 the cabinet Ruys de Beerenbrouck II, with Jonkheer mr. Ch.J.M. Ruys de Beerenbrouck (RKSP) as prime minister.
January 9 » Juan de la Cierva makes the first autogyro flight.
January 9 » Lithuanian residents of the Memel Territory rebel against the League of Nations' decision to leave the area as a mandated region under French control.
March 20 » The Arts Club of Chicago hosts the opening of Pablo Picasso's first United States showing, entitled Original Drawings by Pablo Picasso, becoming an early proponent of modern art in the United States.
September 9 » Mustafa Kemal Atatürk, the founder of the Republic of Turkey, founds the Republican People's Party.
October 15 » The German Rentenmark is introduced in Germany to counter hyperinflation in the Weimar Republic.
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/I123802.php : accessed October 18, 2026), "Pietje Hellingwerf (1920-1923)".
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