January 18 » An X-ray generating machine is exhibited for the first time by H. L. Smith.
April 15 » Closing ceremony of the Games of the I Olympiad in Athens, Greece.
May 18 » Khodynka Tragedy: A mass panic on Khodynka Field in Moscow during the festivities of the coronation of Russian Tsar Nicholas II results in the deaths of 1,389 people.
May 26 » Nicholas II becomes the last Tsar of Imperial Russia.
June 28 » An explosion in the Newton Coal Company's Twin Shaft Mine in Pittston, Pennsylvania results in a massive cave-in that kills 58 miners.
December 30 » Filipino patriot and reform advocate José Rizal is executed by a Spanish firing squad in Manila.
Day of marriage May 20, 1920
The temperature on May 20, 1920 was between 6.7 °C and 16.4 °C and averaged 11.3 °C. There was 6.8 mm of rain. There was 0.1 hours of sunshine (1%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the north. Source: KNMI
In The Netherlands , there was from September 9, 1918 to September 18, 1922 the cabinet Ruys de Beerenbrouck I, with Jonkheer mr. Ch.J.M. Ruys de Beerenbrouck (RKSP) as prime minister.
February 13 » The Negro National League is formed.
March 12 » The Kapp Putsch begins when the Marinebrigade Ehrhardt is ordered to march on Berlin.
July 15 » The Polish Parliament establishes Silesian Voivodeship before the Polish-German plebiscite.
August 16 » The congress of the Communist Party of Bukhara opens. The congress would call for armed revolution.
August 26 » The 19th amendment to United States Constitution takes effect, giving women the right to vote.
October 10 » The Carinthian plebiscite determines that the larger part of the Duchy of Carinthia should remain part of Austria.
Day of death November 10, 1961
The temperature on November 10, 1961 was between 2.9 °C and 6.7 °C and averaged 5.1 °C. There was 0.6 mm of rain during 0.5 hours. There was 3.0 hours of sunshine (33%). The partly clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the south-southeast. Source: KNMI
January 3 » A protest by agricultural workers in Baixa de Cassanje, Portuguese Angola, turns into a revolt, opening the Angolan War of Independence, the first of the Portuguese Colonial Wars.
January 31 » Project Mercury: Mercury-Redstone 2: Ham the Chimp travels into outer space.
May 31 » The South African Constitution of 1961 becomes effective, thus creating the Republic of South Africa, which remains outside the Commonwealth of Nations until 1 June 1994, when South Africa is returned to Commonwealth membership.
June 16 » While on tour with the Kirov Ballet in Paris, Rudolf Nureyev defects from the Soviet Union.
June 23 » The Antarctic Treaty System, which sets aside Antarctica as a scientific preserve and limits military activity on the continent, its islands and ice shelves, comes into force.
December 2 » In a nationally broadcast speech, Cuban leader Fidel Castro declares that he is a Marxist–Leninist and that Cuba is going to adopt Communism.
When copying data from this family tree, please include a reference to the origin: Derk Sherren, "Sherren Family Tree", database, Genealogy Online (https://www.genealogieonline.nl/sherren-family-tree/I212140926157.php : accessed May 4, 2025), "Trijntje Bulthuis (1896-1961)".
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