The temperature on July 9, 1917 was between 12.3 °C and 14.7 °C and averaged 14.0 °C. There was 7.0 mm of rain. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west-northwest. 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.
March 8 » International Women's Day protests in St. Petersburg mark the beginning of the February Revolution (February 23rd in the Julian calendar).
April 2 » World War I: United States President Woodrow Wilson asks the U.S. Congress for a declaration of war on Germany.
April 12 » World War I: Canadian forces successfully complete the taking of Vimy Ridge from the Germans.
May 26 » Several powerful tornadoes rip through Illinois, including the city of Mattoon.
October 15 » World War I: Dutch dancer Mata Hari is executed by France for espionage.
October 25 » Old Style date of the October Revolution in Russia.
Day of marriage July 25, 1946
The temperature on July 25, 1946 was between 12.0 °C and 22.9 °C and averaged 18.4 °C. There was 6.2 mm of rain during 2.0 hours. There was 6.2 hours of sunshine (39%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west-northwest. Source: KNMI
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).
In The Netherlands , there was from July 3, 1946 to August 7, 1948 the cabinet Beel I, with Dr. L.J.M. Beel (KVP) as prime minister.
February 15 » ENIAC, the first electronic general-purpose computer, is formally dedicated at the University of Pennsylvania in Philadelphia.
February 18 » Sailors of the Royal Indian Navy mutiny in Bombay harbour, from where the action spreads throughout the Provinces of British India, involving 78 ships, twenty shore establishments and 20,000 sailors
May 1 » The Paris Peace Conference concludes that the islands of the Dodecanese should be returned to Greece by Italy.
May 10 » First successful launch of an American V-2 rocket at White Sands Proving Ground.
August 16 » The All Hyderabad Trade Union Congress is founded in Secunderabad.
December 12 » United Nations Security Council Resolution 13 relating to acceptance of Siam to United Nations is adopted.
Day of death May 31, 1976
The temperature on May 31, 1976 was between 10.2 °C and 16.3 °C and averaged 12.8 °C. There was 1.3 mm of rain during 0.5 hours. There was 5.5 hours of sunshine (34%). The heavily clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west-northwest. Source: KNMI
In The Netherlands , there was from Friday, May 11, 1973 to Monday, December 19, 1977 the cabinet Den Uyl, with Drs. J.M. den Uyl (PvdA) as prime minister.
April 1 » Apple Inc. is formed by Steve Jobs, Steve Wozniak, and Ronald Wayne in Cupertino, California, USA.
April 7 » Member of Parliament and suspected spy John Stonehouse resigns from the Labour Party (UK) after being arrested for faking his own death.
May 7 » The Honda Accord is officially launched.
May 24 » The Judgment of Paris takes place in France, launching California as a worldwide force in the production of quality wine.
June 16 » Soweto uprising: A non-violent march by 15,000 students in Soweto, South Africa, turns into days of rioting when police open fire on the crowd.
November 23 » Apneist Jacques Mayol is the first man to reach a depth of 100m undersea without breathing equipment.
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/I186874.php : accessed October 24, 2026), "Pietertje Kempenaar (1917-1976)".
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