The temperature on April 30, 1889 was about 14.0 °C. There was 3 mm of rain. The air pressure was 14 kgf/m2 and came mainly from the east-southeast. The airpressure was 75 cm mercury. The atmospheric humidity was 85%. Source: KNMI
January 30 » Archduke Crown Prince Rudolf of Austria, heir to the Austro-Hungarian crown, is found dead with his mistress Baroness Mary Vetsera in the Mayerling.
March 31 » The Eiffel Tower is officially opened.
June 26 » Bangui is founded by Albert Dolisie and Alfred Uzac in what was then the upper reaches of the French Congo.
September 28 » The General Conference on Weights and Measures (CGPM) defines the length of a meter.
November 2 » North Dakota and South Dakota are admitted as the 39th and 40th U.S. states.
November 11 » The State of Washington is admitted as the 42nd state of the United States.
Day of death November 14, 1947
The temperature on November 14, 1947 was between 3.3 °C and 9.0 °C and averaged 6.6 °C. There was 22.0 mm of rain during 7.8 hours. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west. Source: KNMI
March 8 » Thirteen thousand troops of the Republic of China Army arrive in Taiwan after the February 28 Incident and launch crackdowns which kill thousands of people, including many elites. This turns into a major root of the Taiwan independence movement.
May 31 » Ferenc Nagy, the democratically elected Prime Minister of Hungary, resigns from office after blackmail from the Hungarian Communist Party accusing him of being part of a plot against the state. This grants the Communists effective control of the Hungarian government.
August 2 » A British South American Airways Avro Lancastrian airliner crashes into a mountain during a flight from Buenos Aires, Argentina to Santiago, Chile. The wreckage would not be found until 1998.
September 30 » Pakistan joins the United Nations.
November 6 » Meet the Press, the longest running television program in history, makes its debut.
December 30 » Cold War: King Michael I of Romania is forced to abdicate by the Soviet Union-backed Communist government of Romania.
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/I188035.php : accessed February 13, 2026), "Tjitte Koopmans (1889-1947)".
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