The temperature on June 19, 1910 was between 7.9 °C and 20.7 °C and averaged 14.8 °C. There was 11.4 hours of sunshine (68%). The average windspeed was 2 Bft (weak wind) and was prevailing from the northwest. Source: KNMI
January 15 » Construction ends on the Buffalo Bill Dam in Wyoming, United States, which was the highest dam in the world at the time, at 325ft (99m).
May 4 » The Royal Canadian Navy is created.
May 31 » The South Africa Act comes into force, establishing the Union of South Africa.
June 25 » The United States Congress passes the Mann Act, which prohibits interstate transport of women or girls for “immoral purposes”; the ambiguous language would be used to selectively prosecute people for years to come.
July 16 » John Robertson Duigan makes the first flight of the Duigan pusher biplane, the first aircraft built in Australia.
October 11 » Piloted by Arch Hoxsey, Theodore Roosevelt becomes the first U.S. president to fly in an airplane.
Day of marriage April 13, 1944
The temperature on April 13, 1944 was between 5.1 °C and 21.5 °C and averaged 13.5 °C. There was 2.2 mm of rain during 0.9 hours. There was 9.3 hours of sunshine (68%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the east-southeast. Source: KNMI
In The Netherlands , there was from July 27, 1941 to February 23, 1945 the cabinet Gerbrandy II, with Prof. dr. P.S. Gerbrandy (ARP) as prime minister.
January 3 » World War II: Top Ace Major Greg "Pappy" Boyington is shot down in his Vought F4U Corsair by Captain Masajiro Kawato flying a Mitsubishi A6M Zero.
June 11 » USSMissouri, the last battleship built by the United States Navy and future site of the signing of the Japanese Instrument of Surrender, is commissioned.
August 12 » Alençon is liberated by General Philippe Leclerc de Hauteclocque, the first city in France to be liberated from the Nazis by French forces.
August 16 » First flight of a jet with forward-swept wings, the Junkers Ju 287.
August 19 » World War II: Liberation of Paris: Paris, France rises against German occupation with the help of Allied troops.
October 29 » The Dutch city of Breda is liberated by 1st Polish Armoured Division.
Day of death December 29, 1983
The temperature on December 29, 1983 was between 4.6 °C and 9.3 °C and averaged 7.7 °C. There was -0.1 mm of rain. The almost completely overcast was. The average windspeed was 2 Bft (weak wind) and was prevailing from the southwest. Source: KNMI
In The Netherlands , there was from Thursday, November 4, 1982 to Monday, July 14, 1986 the cabinet Lubbers I, with Drs. R.F.M. Lubbers (CDA) as prime minister.
March 8 » Cold War: While addressing a convention of Evangelicals, U.S. President Ronald Reagan labels the Soviet Union an "evil empire".
April 12 » Harold Washington is elected as the first black mayor of Chicago.
May 6 » The Hitler Diaries are revealed as a hoax after being examined by new experts.
June 18 » Space Shuttle program: STS-7, Astronaut Sally Ride becomes the first American woman in space.
October 25 » The United States and its Caribbean allies invade Grenada, six days after Prime Minister Maurice Bishop and several of his supporters are executed in a coup d'état.
December 31 » In Nigeria a coup d'état led by Major General Muhammadu Buhari ends the Second Nigerian Republic.
When copying data from this family tree, please include a reference to the origin: Hans Weening, "Family tree Weening", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-weening/I120834.php : accessed October 24, 2026), "Catrynus Koopmans (1910-1983)".
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