The temperature on February 13, 1890 was about -2.7 °C. The air pressure was 2 kgf/m2 and came mainly from the east-northeast. The airpressure was 76 cm mercury. The atmospheric humidity was 83%. Source: KNMI
March 20 » Prime Minister of the German Empire Otto von Bismarck is dismissed by Emperor Wilhelm II.
July 1 » Canada and Bermuda are linked by telegraph cable.
August 6 » At Auburn Prison in New York, murderer William Kemmler becomes the first person to be executed by electric chair.
September 24 » The Church of Jesus Christ of Latter-day Saints officially renounces polygamy.
November 23 » King William III of the Netherlands dies without a male heir and a special law is passed to allow his daughter Princess Wilhelmina to succeed him.
December 15 » Hunkpapa Lakota leader Sitting Bull is killed on Standing Rock Indian Reservation, leading to the Wounded Knee Massacre.
Day of marriage July 19, 1921
The temperature on July 19, 1921 was between 14.9 °C and 29.9 °C and averaged 22.4 °C. There was 11.5 hours of sunshine (71%). The average windspeed was 2 Bft (weak wind) 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.
January 16 » The Marxist Left in Slovakia and the Transcarpathian Ukraine holds its founding congress in Ľubochňa.
March 20 » The Upper Silesia plebiscite was a plebiscite mandated by the Versailles Treaty to determine a section of the border between Weimar Germany and Poland.
June 28 » Serbian King Alexander I proclaims the new constitution of the Kingdom of Serbs, Croats and Slovenes, known thereafter as the Vidovdan Constitution.
July 27 » Researchers at the University of Toronto, led by biochemist Frederick Banting, prove that the hormone insulin regulates blood sugar.
October 29 » The Harvard University football team loses to Centre College, ending a 25-game winning streak. This is considered one of the biggest upsets in college football.
December 6 » The Anglo-Irish Treaty is signed in London by British and Irish representatives.
Day of death January 12, 1952
The temperature on January 12, 1952 was between 1.0 °C and 6.1 °C and averaged 3.3 °C. There was 1.5 mm of rain during 1.7 hours. There was 2.6 hours of sunshine (32%). The partly clouded was. The average windspeed was 4 Bft (moderate breeze) and was prevailing from the northwest. Source: KNMI
February 20 » Emmett Ashford becomes the first African-American umpire in organized baseball by being authorized to be a substitute umpire in the Southwestern International League.
April 9 » Hugo Ballivián's government is overthrown by the Bolivian National Revolution, starting a period of agrarian reform, universal suffrage and the nationalization of tin mines
May 3 » Lieutenant Colonels Joseph O. Fletcher and William P. Benedict of the United States land a plane at the North Pole.
May 13 » The Rajya Sabha, the upper house of the Parliament of India, holds its first sitting.
June 26 » The Pan-Malayan Labour Party is founded in Malaya, as a union of statewide labour parties.
December 24 » First flight of Britain's Handley Page Victor strategic bomber.
When copying data from this family tree, please include a reference to the origin: Frans Mandos, "Family tree Mandos", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-mandos/I506.php : accessed February 2, 2026), "Johannes Mandos (1890-1952)".
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