February 9 » William G. Morgan creates a game called Mintonette, which soon comes to be referred to as volleyball.
April 8 » In Pollock v. Farmers' Loan & Trust Co. the Supreme Court of the United States declares unapportioned income tax to be unconstitutional.
April 17 » The Treaty of Shimonoseki between China and Japan is signed. This marks the end of the First Sino-Japanese War, and the defeated Qing Empire is forced to renounce its claims on Korea and to concede the southern portion of the Fengtien province, Taiwan and the Pescadores Islands to Japan.
October 21 » The Republic of Formosa collapses as Japanese forces invade.
October 22 » In Paris an express train derails after overrunning the buffer stop, crossing almost 30 metres (100ft) of concourse before crashing through a wall and falling 10 metres (33ft) to the road below.
November 8 » While experimenting with electricity, Wilhelm Röntgen discovers the X-ray.
Day of marriage December 11, 1919
The temperature on December 11, 1919 was between -4.9 °C and -0.3 °C and averaged -2.5 °C. There was 5.5 hours of sunshine (70%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the south-southeast. 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.
February 5 » Charlie Chaplin, Mary Pickford, Douglas Fairbanks, and D. W. Griffith launch United Artists.
July 23 » Prince Regent Aleksander Karađorđević signs the decree establishing the University of Ljubljana
September 4 » Mustafa Kemal Atatürk, who founded the Republic of Turkey, gathers a congress in Sivas to make decisions as to the future of Anatolia and Thrace.
November 7 » The first Palmer Raid is conducted on the second anniversary of the Russian Revolution. Over 10,000 suspected communists and anarchists are arrested in 23 U.S. cities.
December 1 » Lady Astor becomes the first female Member of Parliament to take her seat in the House of Commons of the United Kingdom. (She had been elected to that position on November 28.)
December 17 » Uruguay becomes a signatory to the Buenos Aires copyright treaty.
Day of death March 22, 1944
The temperature on March 22, 1944 was between -1.8 °C and 5.9 °C and averaged 1.8 °C. There was 0.3 mm of rain during 0.2 hours. There was 6.0 hours of sunshine (49%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the north-northwest. Source: KNMI
In The Netherlands , there was from July 27, 1941 to February 23, 1945 the cabinet Gerbrandy II, with Prof. dr. P.S. Gerbrandy (ARP) as prime minister.
January 3 » World War II: Top Ace Major Greg "Pappy" Boyington is shot down in his Vought F4U Corsair by Captain Masajiro Kawato flying a Mitsubishi A6M Zero.
January 17 » World War II: Allied forces launch the first of four assaults on Monte Cassino with the intention of breaking through the Winter Line and seizing Rome, an effort that would ultimately take four months and cost 105,000 Allied casualties.
April 29 » World War II: British agent Nancy Wake, a leading figure in the French Resistance and the Gestapo's most wanted person, parachutes back into France to be a liaison between London and the local maquis group.
June 9 » World War II: Ninety-nine civilians are hanged from lampposts and balconies by German troops in Tulle, France, in reprisal for maquisards attacks.
November 24 » World War II: The 73rd Bombardment Wing launches the first attack on Tokyo from the Northern Mariana Islands.
December 15 » World War II: a single-engine UC-64A Norseman aeroplane carrying United States Army Air Forces Major Glenn Miller is lost in a flight over the English Channel.
When copying data from this family tree, please include a reference to the origin: Gert Jonker, "Family tree Jonker", database, Genealogy Online (https://www.genealogieonline.nl/jonker_stamboom/I29429.php : accessed January 25, 2026), "Hermanna Hillegonda Koster (1895-1944)".
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