January 28 » Walter Arnold of East Peckham, Kent, becomes the first person to be convicted of speeding. He was fined one shilling, plus costs, for speeding at 8mph (13km/h), thereby exceeding the contemporary speed limit of 2mph (3.2km/h).
March 1 » Battle of Adwa: An Ethiopian army defeats an outnumbered Italian force, ending the First Italo-Ethiopian War.
June 2 » Guglielmo Marconi applies for a patent for his wireless telegraph.
August 16 » Skookum Jim Mason, George Carmack and Dawson Charlie discover gold in a tributary of the Klondike River in Canada, setting off the Klondike Gold Rush.
August 30 » Philippine Revolution: After Spanish victory in the Battle of San Juan del Monte, eight provinces in the Philippines are declared under martial law by the Spanish Governor-General Ramón Blanco y Erenas.
December 30 » Filipino patriot and reform advocate José Rizal is executed by a Spanish firing squad in Manila.
Day of marriage April 17, 1919
The temperature on April 17, 1919 was between 3.8 °C and 10.8 °C and averaged 7.2 °C. There was 0.7 mm of rain. There was 2.5 hours of sunshine (18%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the northwest. Source: KNMI
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 7 » Montenegrin guerrilla fighters rebel against the planned annexation of Montenegro by Serbia, but fail.
January 15 » Rosa Luxemburg and Karl Liebknecht, two of the most prominent socialists in Germany, are tortured and murdered by the Freikorps at the end of the Spartacist uprising.
May 1 » German troops enter Munich to suppress the Bavarian Soviet Republic.
May 4 » May Fourth Movement: Student demonstrations take place in Tiananmen Square in Beijing, China, protesting the Treaty of Versailles, which transferred Chinese territory to Japan.
July 23 » Prince Regent Aleksander Karađorđević signs the decree establishing the University of Ljubljana
September 22 » The steel strike of 1919, led by the Amalgamated Association of Iron and Steel Workers, begins in Pennsylvania before spreading across the United States.
Day of death May 11, 1960
The temperature on May 11, 1960 was between 10.2 °C and 22.6 °C and averaged 16.8 °C. There was 11.1 hours of sunshine (72%). The partly clouded was. The average windspeed was 4 Bft (moderate breeze) and was prevailing from the east. Source: KNMI
January 25 » The National Association of Broadcasters reacts to the "payola" scandal by threatening fines for any disc jockeys who accept money for playing particular records.
June 30 » Belgian Congo gains independence as Republic of the Congo (Léopoldville).
July 11 » Congo Crisis: The State of Katanga breaks away from the Democratic Republic of the Congo.
September 8 » In Huntsville, Alabama, US President Dwight D. Eisenhower formally dedicates the Marshall Space Flight Center (NASA had already activated the facility on July 1).
October 12 » Japan Socialist Party leader Inejiro Asanuma is stabbed to death during a live Television broadcast.
November 25 » The Mirabal sisters of the Dominican Republic are assassinated.
When copying data from this family tree, please include a reference to the origin: Ronald van 't Hoff, "Family tree Van 't Hoff - Zondag - Bosch - de Zwaan - vd Kolk - Westhuis - Plomp", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-van-t-hoff/I17907.php : accessed February 13, 2026), "Jantje van Ommen (1896-1960)".
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