The temperature on December 11, 1917 was between -1.7 °C and 4.7 °C and averaged 1.2 °C. There was 0.1 mm of rain. There was 1.8 hours of sunshine (23%). The average windspeed was 2 Bft (weak wind) and was prevailing from the northeast. 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.
February 23 » First demonstrations in Saint Petersburg, Russia. The beginning of the February Revolution (March 8 in the Gregorian calendar).
March 31 » According to the terms of the Treaty of the Danish West Indies, the islands become American possessions.
June 26 » World War I: The American Expeditionary Forces begin to arrive in France. They will first enter combat four months later.
September 26 » World War I: The Battle of Polygon Wood begins.
November 8 » The first Council of People's Commissars is formed, including Vladimir Lenin, Leon Trotsky and Joseph Stalin.
December 11 » World War I: British General Edmund Allenby enters Jerusalem on foot and declares martial law.
Day of death March 7, 1919
The temperature on March 7, 1919 was between 3.5 °C and 7.7 °C and averaged 5.8 °C. There was 3.3 mm of rain. The average windspeed was 5 Bft (very strong wind) and was prevailing from the southwest. 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.
June 7 » Sette Giugno: Nationalist riots break out in Valletta, the capital of Malta. British soldiers fire into the crowd, killing four people.
June 23 » Estonian War of Independence: The decisive defeat of the Baltische Landeswehr in the Battle of Cēsis; this date is celebrated as Victory Day in Estonia.
July 23 » Prince Regent Aleksander Karađorđević signs the decree establishing the University of Ljubljana
October 2 » U.S. President Woodrow Wilson suffers a massive stroke, leaving him incapacitated for several weeks.
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 23 » Sex Disqualification (Removal) Act 1919 becomes law in the United Kingdom.
When copying data from this family tree, please include a reference to the origin: Henny Eizenga-Hendriks, "Family tree Welling", database, Genealogy Online (https://www.genealogieonline.nl/stamboom_welling/I976.php : accessed October 14, 2026), "Adrianus Leonardus Maria "Leo" Welling (1917-1919)".
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