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
March 3 » Rockefeller Foundation: John D. Rockefeller Jr. announces his retirement from managing his businesses so that he can devote all his time to philanthropy.
May 4 » The Royal Canadian Navy is created.
August 29 » The Japan–Korea Treaty of 1910, also known as the Japan–Korea Annexation Treaty, becomes effective, officially starting the period of Japanese rule in Korea.
October 1 » A large bomb destroys the Los Angeles Times building, killing 21.
October 14 » English aviator Claude Grahame-White lands his aircraft on Executive Avenue near the White House in Washington, D.C.
December 21 » An underground explosion at the Hulton Bank Colliery No. 3 Pit in Over Hulton, Westhoughton, England, kills 344 miners.
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 30 » World War II: The Battle of Cisterna, part of Operation Shingle, begins in central Italy.
March 4 » World War II: After the success of Big Week, the USAAF begins a daylight bombing campaign of Berlin.
July 18 » World War II: Hideki Tōjō resigns as Prime Minister of Japan because of numerous setbacks in the war effort.
August 12 » Waffen-SS troops massacre 560 people in Sant'Anna di Stazzema.
September 4 » World War II: The British 11th Armoured Division liberates the Belgian city of Antwerp.
October 25 » Second World War: The final attempt of the Imperial Japanese Navy to win the war climaxes at the Battle of Leyte Gulf.
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 1 » First collection of twelve Swatch models was introduced in Zürich, Switzerland.
June 2 » After an emergency landing because of an in-flight fire, twenty-three passengers aboard Air Canada Flight 797 are killed when a flashover occurs as the plane's doors open. Because of this incident, numerous new safety regulations are put in place.
July 1 » A North Korean Ilyushin Il-62M jet en route to Conakry Airport in Guinea crashes into the Fouta Djallon mountains in Guinea-Bissau, killing all 23 people on board.
July 21 » The world's lowest temperature in an inhabited location is recorded at Vostok Station, Antarctica at −89.2°C (−128.6°F).
November 8 » TAAG Angola Airlines Flight 462 crashes after takeoff from Lubango Airport killing all 130 people on board. UNITA claims to have shot down the aircraft, though this is disputed.
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 19, 2026), "Catrynus Koopmans (1910-1983)".
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