April 18 » The Greco-Turkish War is declared between Greece and the Ottoman Empire.
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 » Dracula, a Gothic horror novel by Irish author Bram Stoker, is published.
July 2 » British-Italian engineer Guglielmo Marconi obtains a patent for radio in London.
August 31 » Thomas Edison patents the Kinetoscope, the first movie projector.
December 6 » London becomes the world's first city to host licensed taxicabs.
Day of marriage June 19, 1918
The temperature on June 19, 1918 was between 9.8 °C and 17.4 °C and averaged 13.4 °C. There was 9.1 mm of rain. There was 2.1 hours of sunshine (13%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south-southeast. 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 24 » The Gregorian calendar is introduced in Russia by decree of the Council of People's Commissars effective February 14 (New Style).
January 27 » Beginning of the Finnish Civil War.
February 3 » The Twin Peaks Tunnel in San Francisco, California begins service as the longest streetcar tunnel in the world at 11,920 feet (3,633 meters) long.
February 5 » SSTuscania is torpedoed off the coast of Ireland; it is the first ship carrying American troops to Europe to be torpedoed and sunk.
October 31 » World War I: The Aster Revolution terminates the Austro-Hungarian Compromise of 1867, and Hungary achieves full sovereignty.
November 3 » Austria-Hungary enters into the Armistice of Villa Giusti with the Allies, and the Habsburg-ruled empire dissolves.
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/I133060.php : accessed October 25, 2026), "Jantje Prins (1897-????)".
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