The temperature on May 5, 1920 was between 0.8 °C and 14.4 °C and averaged 8.6 °C. There was 9.5 hours of sunshine (63%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west. 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.
January 10 » The Treaty of Versailles takes effect, officially ending World War I.
March 13 » The Kapp Putsch briefly ousts the Weimar Republic government from Berlin.
May 5 » Authorities arrest Nicola Sacco and Bartolomeo Vanzetti for alleged robbery and murder.
June 15 » Following the 1920 Schleswig plebiscites, Northern Schleswig is transferred from Germany to Denmark.
August 31 » Polish–Soviet War: A decisive Polish victory in the Battle of Komarów.
November 21 » Irish War of Independence: In Dublin, 31 people are killed in what became known as "Bloody Sunday".
Day of death December 20, 1970
The temperature on December 20, 1970 was between 1.6 °C and 7.4 °C and averaged 5.1 °C. There was 0.4 mm of rain during 0.9 hours. The partly or heavily clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west-southwest. Source: KNMI
January 1 » The defined beginning of Unix time, at 00:00:00.
January 15 » Nigerian Civil War: Biafran rebels surrender following an unsuccessful 32-month fight for independence from Nigeria.
March 10 » Vietnam War: Captain Ernest Medina is charged by the U.S. military with My Lai war crimes.
July 3 » Dan-Air Flight 1903 crashes into the Les Agudes mountain in the Montseny Massif near the village of Arbúcies in Catalonia, Spain, killing all 112 people aboard.
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.
November 17 » Luna programme: The Soviet Union lands Lunokhod 1 on Mare Imbrium (Sea of Rains) on the Moon. This is the first roving remote-controlled robot to land on another world and is released by the orbiting Luna 17 spacecraft.
When copying data from this family tree, please include a reference to the origin: J Eijsermans, "Eijsermans family tree", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-eijsermans/I201213.php : accessed October 19, 2026), "Anna Maria van Erven (1920-1970)".
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