April 21 » Spanish–American War: The United States Navy begins a blockade of Cuban ports. When the U.S. Congress issued a declaration of war on April 25, it declared that a state of war had existed from this date.
June 17 » The United States Navy Hospital Corps is established.
July 3 » A Spanish squadron, led by Pascual Cervera y Topete, is defeated by an American squadron under William T. Sampson in the Battle of Santiago de Cuba.
December 10 » Spanish–American War: The Treaty of Paris is signed, officially ending the conflict.
December 18 » Gaston de Chasseloup-Laubat sets the first officially recognized land speed record of 39.245mph (63.159km/h) in a Jeantaud electric car.
December 26 » Marie and Pierre Curie announce the isolation of radium.
Day of death December 7, 1918
The temperature on December 7, 1918 was between 5.7 °C and 9.5 °C and averaged 7.5 °C. There was 0.9 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.
July 6 » The Left SR uprising in Russia starts with the assassination of German ambassador Wilhelm von Mirbach by Cheka members.
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 11 » World War I: The Battle of Amiens ends.
August 16 » The Battle of Lake Baikal was fought between the Czechoslovak Legion and the Red Army.
December 14 » Portuguese President Sidónio Pais is assassinated.
December 27 » The Great Poland Uprising against the Germans begins.
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/I133096.php : accessed October 23, 2026), "Janke van der Sluis (1898-1918)".
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