The temperature on July 18, 1917 was between 13.9 °C and 19.4 °C and averaged 17.5 °C. There was 8.6 mm of rain. There was 0.5 hours of sunshine (3%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south-southwest. 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 31 » According to the terms of the Treaty of the Danish West Indies, the islands become American possessions.
April 9 » World War I: The Battle of Arras: The battle begins with Canadian Corps executing a massive assault on Vimy Ridge.
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 13 » Three children report the first apparition of Our Lady of Fátima in Fátima, Portugal.
December 6 » Finland declares independence from Soviet Russia.
Day of death March 21, 1970
The temperature on March 21, 1970 was between 3.2 °C and 10.2 °C and averaged 7.3 °C. There was 0.7 mm of rain during 1.1 hours. The heavily clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the southwest. Source: KNMI
June 11 » After being appointed on May 15, Anna Mae Hays and Elizabeth P. Hoisington officially receive their ranks as U.S. Army Generals, becoming the first women to do so.
August 26 » A new feminist movement leads a nationwide Women's Strike for Equality.
September 5 » Jochen Rindt becomes the only driver to posthumously win the Formula One World Drivers' Championship (in 1970), after being killed in practice for the Italian Grand Prix.
September 7 » Fighting begins between Arab guerrillas and government forces in Jordan.
October 5 » The British Trade Commissioner is kidnapped by members of the FLQ, triggering the October Crisis in Canada.
December 15 » Soviet spacecraft Venera 7 successfully lands on Venus. It is the first successful soft landing on another planet.
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/I186731.php : accessed February 14, 2026), "Watze Jensma (1917-1970)".
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