The temperature on May 9, 1918 was between 8.2 °C and 19.2 °C and averaged 13.6 °C. There was 1.0 mm of rain. There was 2.2 hours of sunshine (14%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south east. 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.
March 16 » Finnish Civil War: Battle of Länkipohja is infamous for its bloody aftermath as the Whites executed 70–100 capitulated Reds.
March 21 » World War I: The first phase of the German Spring Offensive, Operation Michael, begins.
April 24 » World War I: First tank-to-tank combat, during the second Battle of Villers-Bretonneux. Three British Mark IVs meet three German A7Vs.
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).
October 29 » The German High Seas Fleet is incapacitated when sailors mutiny on the night of the 29th-30th, an action which would trigger the German Revolution of 1918–19.
November 9 » Kaiser Wilhelm II of Germany abdicates after the German Revolution, and Germany is proclaimed a Republic.
When copying data from this family tree, please include a reference to the origin: Michael Jacobs, "Family tree Jacobs", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-michael-jacobs/I34863.php : accessed February 6, 2026), "Pieter van Leeuwen (1918-)".
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