The temperature on July 25, 1919 was between 11.6 °C and 16.7 °C and averaged 13.6 °C. There was 0.5 mm of rain. There was 0.1 hours of sunshine (1%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the northwest. 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 16 » Nebraska becomes the 36th state to approve the Eighteenth Amendment to the United States Constitution. With the necessary three-quarters of the states approving the amendment, Prohibition is constitutionally mandated in the United States one year later.
February 14 » The Polish–Soviet War begins.
May 15 » The Winnipeg general strike begins. By 11:00, almost the whole working population of Winnipeg had walked off the job.
July 6 » The British dirigible R34 lands in New York, completing the first crossing of the Atlantic Ocean by an airship.
July 23 » Prince Regent Aleksander Karađorđević signs the decree establishing the University of Ljubljana
October 16 » Adolf Hitler delivers his first public address at a meeting of the German Workers' Party.
Day of death November 20, 1970
The temperature on November 20, 1970 was between 2.2 °C and 9.9 °C and averaged 6.4 °C. There was 2.1 mm of rain during 2.8 hours. There was 3.6 hours of sunshine (42%). The partly clouded was. The average windspeed was 4 Bft (moderate breeze) and was prevailing from the south-southeast. Source: KNMI
January 12 » Biafra capitulates, ending the Nigerian Civil War.
February 18 » The Chicago Seven are found not guilty of conspiring to incite riots at the 1968 Democratic National Convention.
September 2 » NASA announces the cancellation of two Apollo missions to the Moon, Apollo 15 (the designation is re-used by a later mission), and Apollo 19.
September 8 » Trans International Airlines Flight 863 crashes during takeoff from John F. Kennedy International Airport in New York City, killing all 11 aboard.
November 10 » Vietnam War: Vietnamization: For the first time in five years, an entire week ends with no reports of American combat fatalities in Southeast Asia.
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: Nico de Kunder, "Family tree De Kunder", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-de-kunder/I8504.php : accessed January 1, 2026), "Hendrikus Johannes Coppens (1919-1970)".
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