The temperature on May 4, 1917 was between 6.4 °C and 24.3 °C and averaged 16.0 °C. There was 12.0 hours of sunshine (80%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the east-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.
April 12 » World War I: Canadian forces successfully complete the taking of Vimy Ridge from the Germans.
April 16 » Vladimir Lenin returns to Petrograd, Russia, from exile in Switzerland.
May 19 » The Norwegian football club Rosenborg BK is founded.
July 20 » World War I: The Corfu Declaration, which leads to the creation of the post-war Kingdom of Yugoslavia, is signed by the Yugoslav Committee and Kingdom of Serbia.
October 25 » Old Style date of the October Revolution in Russia.
November 5 » October Revolution: Lenin calls for the October Revolution.
Day of death August 18, 1945
The temperature on August 18, 1945 was between 12.1 °C and 21.5 °C and averaged 16.5 °C. There was 0.1 mm of rain. There was 5.8 hours of sunshine (40%). The average windspeed was 2 Bft (weak wind) and was prevailing from the north. 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.
In The Netherlands , there was from February 23, 1945 to June 24, 1945 the cabinet Gerbrandy III, with Prof. dr. P.S. Gerbrandy (ARP) as prime minister.
From June 24, 1945 till July 3, 1946 the Netherlands had a cabinet Schermerhorn - Drees with the prime ministers Prof. ir. W. Schermerhorn (VDB) and W. Drees (PvdA).
January 9 » World War II: The Sixth United States Army begins the invasion of Lingayen Gulf.
February 5 » World War II: General Douglas MacArthur returns to Manila.
March 19 » World War II: Adolf Hitler issues his "Nero Decree" ordering all industries, military installations, shops, transportation facilities, and communications facilities in Germany to be destroyed.
April 7 » World War II: Visoko is liberated by the 7th, 9th, and 17th Krajina brigades from the Tenth division of Yugoslav Partisan forces.
April 20 » Twenty Jewish children used in medical experiments at Neuengamme are killed in the basement of the Bullenhuser Damm school.
August 23 » World War II: Soviet–Japanese War: The USSR State Defense Committee issues Decree no. 9898cc "About Receiving, Accommodation, and Labor Utilization of the Japanese Army Prisoners of War".
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/I139755.php : accessed December 31, 2025), "Jan Wiersma (1917-1945)".
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