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 1 » Russia adopts the Gregorian calendar.
March 30 » Outburst of bloody March Events in Baku and other locations of Baku Governorate.
May 26 » The Democratic Republic of Georgia is established.
August 8 » World War I: The Battle of Amiens begins a string of almost continuous Allied victories with a push through the German front lines (Hundred Days Offensive).
August 30 » Fanni Kaplan shoots and seriously injures Bolshevik leader Vladimir Lenin, which along with the assassination of Bolshevik senior official Moisei Uritsky days earlier, prompts the decree for Red Terror.
October 9 » The Finnish Parliament offers to Prince Frederick Charles of Hesse the throne of a short-lived Kingdom of Finland.
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 30, 2026), "Jan hendrik Philuppus Serfontein (1873-1918)".
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