February 16 » Iceland's first football club, Knattspyrnufélag Reykjavíkur, is founded.
March 6 » Bayer registers "Aspirin" as a trademark.
September 13 » Mackinder, Ollier and Brocherel make the first ascent of Batian (5,199 m - 17,058ft), the highest peak of Mount Kenya.
October 11 » The Second Boer War erupts in South Africa between the British-ruled Cape Colony, and the Boer-ruled Transvaal and Orange Free State.
November 29 » FC Barcelona is founded by Catalan, Spanish and Englishmen. It later develops into one of Spanish football's most iconic and strongest teams.
December 11 » Second Boer War: In the Battle of Magersfontein the Boers commanded by general Piet Cronjé inflict a defeat on the forces of the British Empire commanded by Lord Methuen trying to relieve the Siege of Kimberley.
Day of marriage September 23, 1921
The temperature on September 23, 1921 was between 8.3 °C and 22.4 °C and averaged 15.2 °C. There was 7.9 hours of sunshine (65%). The average windspeed was 2 Bft (weak wind) 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.
January 20 » The first Constitution of Turkey is adopted, making fundamental changes in the source and exercise of sovereignty by consecrating the principle of national sovereignty.
March 6 » Portuguese Communist Party is founded as the Portuguese Section of the Communist International.
March 24 » The 1921 Women's Olympiad begins in Monte Carlo, first international women's sports event.
September 5 » Roscoe "Fatty" Arbuckle party in San Francisco ends with the death of the young actress Virginia Rappe: One of the first scandals of the Hollywood community.
September 7 » The Legion of Mary, the largest apostolic organization of lay people in the Catholic Church, is founded in Dublin, Ireland.
When copying data from this family tree, please include a reference to the origin: Tijs van den Brink, "Parentele of Bernt Killen", database, Genealogy Online (https://www.genealogieonline.nl/bernt-killen/I99387.php : accessed February 21, 2026), "Gerritje van Surksum (1899-????)".
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