The temperature on December 30, 1918 was between 5.7 °C and 8.2 °C and averaged 6.7 °C. There was 1.6 mm of rain. The average windspeed was 3 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.
February 5 » Stephen W. Thompson shoots down a German airplane; this is the first aerial victory by the U.S. military.
February 25 » German forces capture Tallinn to virtually complete the occupation of Estonia.
March 21 » World War I: The first phase of the German Spring Offensive, Operation Michael, begins.
March 25 » The Belarusian People's Republic is established.
July 17 » Tsar Nicholas II of Russia and his immediate family and retainers are executed by Bolshevik Chekists at the Ipatiev House in Yekaterinburg, Russia.
September 26 » World War I: The Meuse-Argonne Offensive began which would last until the total surrender of German forces.
When copying data from this family tree, please include a reference to the origin: Hendrik Dreyer, "Dreyer Tree", database, Genealogy Online (https://www.genealogieonline.nl/dreyer-tree/I13568.php : accessed January 27, 2026), "Jan hendrik Philuppus Serfontein (1873-1918)".
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