January 30 » The first Anglo-Japanese Alliance is signed in London.
May 17 » Greek archaeologist Valerios Stais discovers the Antikythera mechanism, an ancient mechanical analog computer.
May 31 » Second Boer War: The Treaty of Vereeniging ends the war and ensures British control of South Africa.
August 22 » Cadillac Motor Company is founded.
December 10 » The opening of the reservoir of the Aswan Dam in Egypt.
December 28 » The Syracuse Athletic Club defeated the New York Philadelphians, 5–0, in the first indoor professional football game, which was held at Madison Square Garden.
Day of marriage February 14, 1946
The temperature on February 14, 1946 was between -1.0 °C and 6.0 °C and averaged 3.3 °C. There was 0.8 mm of rain during 2.3 hours. The average windspeed was 2 Bft (weak wind) and was prevailing from the west. 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.
January 10 » The first General Assembly of the United Nations opens in London. Fifty-one nations are represented.
March 28 » Cold War: The United States Department of State releases the Acheson–Lilienthal Report, outlining a plan for the international control of nuclear power.
April 18 » The International Court of Justice holds its inaugural meeting in The Hague, Netherlands.
June 27 » In the Canadian Citizenship Act, the Parliament of Canada establishes the definition of Canadian citizenship.
August 3 » Santa Claus Land, the world's first themed amusement park, opens in Santa Claus, Indiana, United States.
December 21 » An 8.1 Mw earthquake and subsequent tsunami in Nankaidō, Japan, kills over 1,300 people and destroys over 38,000 homes.
When copying data from this family tree, please include a reference to the origin: Joop Klavers, "Family tree Klavers", database, Genealogy Online (https://www.genealogieonline.nl/stamboom_klavers/I418158.php : accessed February 2, 2026), "Marinus de Groot (1902-)".
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