The temperature on March 20, 1910 was between -3.2 °C and 9.2 °C and averaged 2.4 °C. There was 0.1 mm of rain. There was 4.4 hours of sunshine (36%). The average windspeed was 2 Bft (weak wind) and was prevailing from the north-northeast. Source: KNMI
January 13 » The first public radio broadcast takes place; a live performance of the operas Cavalleria rusticana and Pagliacci are sent out over the airwaves from the Metropolitan Opera House in New York.
April 16 » The oldest existing indoor ice hockey arena still used for the sport in the 21st century, Boston Arena, opens for the first time.
June 17 » Aurel Vlaicu pilots an A. Vlaicu nr. 1 on its first flight.
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 6 » Eleftherios Venizelos is elected prime minister of Greece for the first of seven times.
October 14 » English aviator Claude Grahame-White lands his aircraft on Executive Avenue near the White House in Washington, D.C.
Day of marriage September 29, 1933
The temperature on September 29, 1933 was between 9.8 °C and 21.1 °C and averaged 14.1 °C. There was 0.1 mm of rain. There was 3.6 hours of sunshine (31%). The average windspeed was 2 Bft (weak wind) and was prevailing from the north-northwest. Source: KNMI
In The Netherlands , there was from August 10, 1929 to May 26, 1933 the cabinet Ruys de Beerenbrouck III, with Jonkheer mr. Ch.J.M. Ruys de Beerenbrouck (RKSP) as prime minister.
In The Netherlands , there was from May 26, 1933 to July 31, 1935 the cabinet Colijn II, with Dr. H. Colijn (ARP) as prime minister.
February 20 » The U.S. Congress approves the Blaine Act to repeal federal Prohibition in the United States, sending the Twenty-first Amendment to the United States Constitution to state ratifying conventions for approval.
April 3 » First flight over Mount Everest, by the British Houston-Mount Everest Flight Expedition, led by the Marquis of Clydesdale, and funded by Lucy, Lady Houston.
May 12 » The Agricultural Adjustment Act, which restricts agricultural production through government purchase of livestock for slaughter and paying subsidies to farmers when they remove land from planting, is signed into law by President Franklin D. Roosevelt.
May 15 » All military aviation organizations within or under the control of the RLM of Germany were officially merged in a covert manner to form its Wehrmacht military's air arm, the Luftwaffe.
September 12 » Leó Szilárd, waiting for a red light on Southampton Row in Bloomsbury, conceives the idea of the nuclear chain reaction.
September 13 » Elizabeth McCombs becomes the first woman elected to the New Zealand Parliament.
Day of death March 20, 2000
The temperature on March 20, 2000 was between -1.1 °C and 10.9 °C and averaged 5.1 °C. There was 2.3 hours of sunshine (19%). The partly or heavily clouded was. The average windspeed was 1 Bft (weak wind) and was prevailing from the south-southwest. Source: KNMI
March 27 » A Phillips Petroleum plant explosion in Pasadena, Texas kills one person and injures 71 others.
April 30 » Canonization of Faustina Kowalska in the presence of 200,000 people and the first Divine Mercy Sunday celebrated worldwide.
September 14 » Microsoft releases Windows ME.
October 11 » NASA launches STS-92, the 100th Space Shuttle mission.
November 25 » The 2000 Baku earthquake, with a Richter magnitude of 7.0, leaves 26 people dead in Baku, Azerbaijan, and becomes the strongest earthquake in the region in 158 years.
December 19 » The Leninist Guerrilla Units wing of the Communist Labour Party of Turkey/Leninist attack a Nationalist Movement Party office in Istanbul, Turkey, killing one person and injuring three.
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/I138541.php : accessed February 12, 2026), "Tjitske Kooistra (1910-2000)".
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