The temperature on October 20, 1917 was between 3.1 °C and 14.6 °C and averaged 7.6 °C. There was 5.6 hours of sunshine (54%). The average windspeed was 2 Bft (weak wind) and was prevailing from the south. 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 4 » Jeannette Rankin of Montana becomes the first female member of the United States House of Representatives.
May 27 » Pope Benedict XV promulgates the 1917 Code of Canon Law, the first comprehensive codification of Catholic canon law in the legal history of the Catholic Church.
September 26 » World War I: The Battle of Polygon Wood begins.
October 12 » World War I: The First Battle of Passchendaele takes place resulting in the largest single-day loss of life in New Zealand history.
November 28 » The Estonian Provincial Assembly declares itself the sovereign power of Estonia.
December 15 » World War I: An armistice between Russia and the Central Powers is signed.
Day of death February 7, 1990
The temperature on February 7, 1990 was between 8.5 °C and 14.7 °C and averaged 11.2 °C. There was 3.0 mm of rain during 4.3 hours. The heavily clouded was. The average windspeed was 5 Bft (very strong wind) and was prevailing from the south-southwest. Source: KNMI
In The Netherlands , there was from Tuesday, November 7, 1989 to Monday, August 22, 1994 the cabinet Lubbers III, with Drs. R.F.M. Lubbers (CDA) as prime minister.
February 7 » Dissolution of the Soviet Union: The Central Committee of the Soviet Communist Party agrees to give up its monopoly on power.
March 11 » Lithuania declares itself independent from the Soviet Union.
March 20 » Ferdinand Marcos's widow, Imelda Marcos, goes on trial for bribery, embezzlement, and racketeering.
April 7 » Iran–Contra affair: John Poindexter is found guilty of five charges for his part in the scandal (the conviction is later reversed on appeal).
September 18 » Liechtenstein becomes a member of the United Nations.
October 13 » Syrian forces attack free areas of Lebanon, removing General Michel Aoun from the presidential palace.
When copying data from this family tree, please include a reference to the origin: Arie Keijzer, "Genealogy Keijzer", database, Genealogy Online (https://www.genealogieonline.nl/familie-keijzer/I46292.php : accessed March 16, 2026), "Willem Konijnenberg (1917-1990)".
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