The temperature on June 24, 1920 was between 6.7 °C and 20.3 °C and averaged 13.7 °C. There was 12.6 hours of sunshine (75%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west-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 19 » The American Civil Liberties Union (ACLU) is founded.
February 9 » Under the terms of the Svalbard Treaty, international diplomacy recognizes Norwegian sovereignty over Arctic archipelago Svalbard, and designates it as demilitarized.
May 3 » A Bolshevik coup fails in the Democratic Republic of Georgia.
August 16 » Polish–Soviet War: The Battle of Radzymin concludes; the Soviet Red Army is forced to turn away from Warsaw.
September 16 » The Wall Street bombing: A bomb in a horse wagon explodes in front of the J. P. Morgan building in New York City killing 38 and injuring 400.
November 15 » First assembly of the League of Nations is held in Geneva, Switzerland.
Day of marriage October 10, 1946
The temperature on October 10, 1946 was between 3.9 °C and 14.0 °C and averaged 8.6 °C. There was 8.9 hours of sunshine (80%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the east-northeast. 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.
July 15 » State of North Borneo, today in Sabah, Malaysia, annexed by the United Kingdom.
September 6 » United States Secretary of State James F. Byrnes announces that the U.S. will follow a policy of economic reconstruction in postwar Germany.
September 19 » The Council of Europe is founded following a speech by Winston Churchill at the University of Zurich.
December 17 » Kurdistan flag day, the flag of Kurdistan was raised for the first time in Mahabad in eastern Kurdistan (Iran).
December 25 » The first European self-sustaining nuclear chain reaction is initiated within the Soviet Union's F-1 nuclear reactor.
When copying data from this family tree, please include a reference to the origin: Rob Heesters, "Family tree Rob Heesters", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-rob-heesters/I294.php : accessed February 19, 2026), "Jan Colijn (1920-)".
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