June 11 » The Hundred Days' Reform, a planned movement to reform social, political, and educational institutions in China, is started by the Guangxu Emperor, but is suspended by Empress Dowager Cixi after 104 days. (The failed reform led to the abolition of the Imperial examination in 1905.)
June 13 » Yukon Territory is formed, with Dawson chosen as its capital.
September 2 » Battle of Omdurman: British and Egyptian troops defeat Sudanese tribesmen and establish British dominance in Sudan.
September 18 » The Fashoda Incident triggers the last war scare between Britain and France.
October 6 » Phi Mu Alpha Sinfonia, the largest American music fraternity, is founded at the New England Conservatory of Music.
December 26 » Marie and Pierre Curie announce the isolation of radium.
Day of marriage June 24, 1922
The temperature on June 24, 1922 was between 12.0 °C and 18.2 °C and averaged 14.7 °C. There was 2.4 hours of sunshine (14%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west-southwest. 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.
In The Netherlands , there was from September 19, 1922 to August 4, 1925 the cabinet Ruys de Beerenbrouck II, with Jonkheer mr. Ch.J.M. Ruys de Beerenbrouck (RKSP) as prime minister.
March 15 » After Egypt gains nominal independence from the United Kingdom, Fuad I becomes King of Egypt.
July 9 » Johnny Weissmuller swims the 100 meters freestyle in 58.6 seconds breaking the world swimming record and the 'minute barrier'.
August 26 » Greco-Turkish War (1919–22): Turkish army launched what has come to be known to the Turks as the "Great Offensive" (Büyük Taarruz). The major Greek defense positions were overrun.
September 18 » The Kingdom of Hungary is admitted to the League of Nations.
September 27 » King Constantine I of Greece abdicates his throne in favor of his eldest son, George II.
December 9 » Gabriel Narutowicz is elected the first president of Poland.
Day of death April 5, 1986
The temperature on April 5, 1986 was between -1.1 °C and 9.0 °C and averaged 4.2 °C. There was 0.2 mm of rain during 0.3 hours. There was 6.2 hours of sunshine (47%). The partly clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the north. 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.
In The Netherlands , there was from Tuesday, November 4, 1986 to Tuesday, November 7, 1989 the cabinet Lubbers II, with Drs. R.F.M. Lubbers (CDA) as prime minister.
January 19 » The first IBM PC computer virus is released into the wild. A boot sector virus dubbed (c)Brain, it was created by the Farooq Alvi Brothers in Lahore, Pakistan, reportedly to deter unauthorized copying of the software they had written.
February 19 » Akkaraipattu massacre: the Sri Lankan Army massacres 80 Tamil farm workers in eastern Sri Lanka.
April 28 » High levels of radiation resulting from the Chernobyl disaster are detected at a nuclear power plant in Sweden, leading Soviet authorities to publicly announce the accident.
September 23 » Houston Astros' Jim Deshaies sets a record, striking out the first eight batters he faces against the Los Angeles Dodgers.
October 29 » British Prime Minister Margaret Thatcher opens the last stretch of the M25 motorway.
November 25 » The King Fahd Causeway is officially opened in the Persian Gulf.
When copying data from this family tree, please include a reference to the origin: G. de Jong, "Family tree Karsten", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-karsten/I429.php : accessed January 9, 2026), "Aafke Posthuma de Boer (Postma de Boer) (1898-1986)".
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