The temperature on December 3, 1918 was between 4.9 °C and 10.6 °C and averaged 7.6 °C. There was 5.3 mm of rain. The average windspeed was 4 Bft (moderate breeze) and was prevailing from the southwest. Source: KNMI
In The Netherlands , there was from August 29, 1913 to September 9, 1918 the cabinet Cort van der Linden, with Mr. P.W.A. Cort van der Linden (liberaal) as prime minister.
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.
May 2 » General Motors acquires the Chevrolet Motor Company of Delaware.
July 6 » The Left SR uprising in Russia starts with the assassination of German ambassador Wilhelm von Mirbach by Cheka members.
August 21 » World War I: The Second Battle of the Somme begins.
October 26 » Erich Ludendorff, quartermaster-general of the Imperial German Army, is dismissed by Kaiser Wilhelm II for refusing to cooperate in peace negotiations.
November 26 » The Montenegran Podgorica Assembly votes for a "union of the people", declaring assimilation into the Kingdom of Serbia.
December 1 » Transylvania unites with Romania, following the incorporation of Bessarabia (March 27) and Bukovina (November 28), thus concluding the Great Union.
Day of death April 19, 1938
The temperature on April 19, 1938 was between -0.4 °C and 8.5 °C and averaged 4.3 °C. There was 6.1 mm of rain during 3.2 hours. There was 2.2 hours of sunshine (16%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the northwest. Source: KNMI
April 25 » U.S. Supreme Court delivers its opinion in Erie Railroad Co. v. Tompkins and overturns a century of federal common law.
April 30 » The animated cartoon short Porky's Hare Hunt debuts in movie theaters, introducing Happy Rabbit, an early version of Bugs Bunny.
May 26 » In the United States, the House Un-American Activities Committee begins its first session.
June 24 » Pieces of a meteorite land near Chicora, Pennsylvania. The meteorite is estimated to have weighed 450metric tons when it hit the Earth's atmosphere and exploded.
July 17 » Douglas Corrigan takes off from Brooklyn to fly the "wrong way" to Ireland and becomes known as "Wrong Way" Corrigan.
December 16 » Adolf Hitler institutes the Cross of Honour of the German Mother.
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/I141208.php : accessed October 19, 2026), "Pier Koopmans (1918-1938)".
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