February 7 » Second Boer War: British troops fail in their third attempt to lift the Siege of Ladysmith.
February 9 » The Davis Cup competition is established.
May 22 » The Associated Press is formed in New York City as a non-profit news cooperative.
June 5 » Second Boer War: British soldiers take Pretoria.
October 25 » The United Kingdom annexes the Transvaal.
December 14 » Quantum mechanics: Max Planck presents a theoretical derivation of his black-body radiation law.
Day of marriage June 12, 1926
The temperature on June 12, 1926 was between 8.2 °C and 17.5 °C and averaged 13.4 °C. There was 7.0 mm of rain. There was 0.5 hours of sunshine (3%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south-southeast. Source: KNMI
January 26 » The first demonstration of the television by John Logie Baird.
April 6 » Varney Airlines makes its first commercial flight (Varney is the root company of United Airlines).
April 21 » Al-Baqi cemetery, former site of the mausoleum of four Shi'a Imams, is leveled to the ground by Wahhabis.
May 4 » The United Kingdom general strike begins.
June 28 » Mercedes-Benz is formed by Gottlieb Daimler and Karl Benz merging their two companies.
August 6 » Gertrude Ederle becomes the first woman to swim across the English Channel.
Day of death January 21, 1985
The temperature on January 21, 1985 was between -3.7 °C and 5.5 °C and averaged 1.6 °C. There was 3.5 mm of rain during 4.2 hours. The almost completely overcast was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south-southeast. 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.
March 11 » Mikhail Gorbachev is elected to the position of General Secretary of the Communist Party of the Soviet Union making Gorbachev the USSR's de facto, and last, head of state.
May 31 » United States–Canada tornado outbreak: Forty-one tornadoes hit Ohio, Pennsylvania, New York, and Ontario, leaving 76 dead.
September 4 » The discovery of Buckminsterfullerene, the first fullerene molecule of carbon.
October 30 » Space Shuttle Challenger lifts off for mission STS-61-A, its final successful mission.
November 6 » In Colombia, leftist guerrillas of the 19th of April Movement seize control of the Palace of Justice in Bogotá.
November 15 » The Anglo-Irish Agreement is signed at Hillsborough Castle by British Prime Minister Margaret Thatcher and Irish Taoiseach Garret FitzGerald.
When copying data from this family tree, please include a reference to the origin: Elly Gelderman, "Family tree Gelderman", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-gelderman/I12812.php : accessed March 4, 2026), "Johan Zoethout (1900-1985)".
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