April 30 » J. J. Thomson of the Cavendish Laboratory announces his discovery of the electron as a subatomic particle, over 1,800 times smaller than a proton (in the atomic nucleus), at a lecture at the Royal Institution in London.
May 26 » The original manuscript of William Bradford's history, "Of Plymouth Plantation" is returned to the Governor of Massachusetts by the Bishop of London after being taken during the American Revolutionary War.
August 2 » Anglo-Afghan War: The Siege of Malakand ends when a relief column is able to reach the British garrison in the Malakand states.
August 10 » German chemist Felix Hoffmann discovers an improved way of synthesizing acetylsalicylic acid (aspirin).
November 1 » The first Library of Congress building opens its doors to the public; the library had previously been housed in the Congressional Reading Room in the U.S. Capitol.
December 9 » Activist Marguerite Durand founds the feminist daily newspaper La Fronde in Paris.
Day of marriage December 11, 1918
The temperature on December 11, 1918 was between 0.7 °C and 7.4 °C and averaged 5.2 °C. There was 0.8 mm of rain. There was 0.2 hours of sunshine (3%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south. 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.
January 25 » The Ukrainian People's Republic declares independence from Soviet Russia.
January 26 » Finnish Civil War: A group of Red Guards hangs a red lantern atop the tower of Helsinki Workers' Hall to symbolically mark the start of the war.
May 16 » The Sedition Act of 1918 is passed by the U.S. Congress, making criticism of the government during wartime an imprisonable offense. It will be repealed less than two years later.
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.
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 29 » World War I: Bapaume taken by the New Zealand Division in the Hundred Days Offensive.
When copying data from this family tree, please include a reference to the origin: Lucas A. Ocken, "Family tree Ocken", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-ocken/I04423.php : accessed February 19, 2026), "Elizabeth Corré (1897-????)".
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