July 25 » Spanish-American War: The American invasion of Spanish-held Puerto Rico begins, as United States Army troops under General Nelson A. Miles land and secure the port at Guánica.
August 13 » Spanish–American War: Spanish and American forces engage in a mock battle for Manila, after which the Spanish commander surrendered in order to keep the city out of Filipino rebel hands.
September 10 » Empress Elisabeth of Austria is assassinated by Luigi Lucheni.
September 13 » Hannibal Goodwin patents celluloid photographic film.
September 18 » The Fashoda Incident triggers the last war scare between Britain and France.
December 26 » Marie and Pierre Curie announce the isolation of radium.
Day of marriage August 13, 1921
The temperature on August 13, 1921 was between 7.7 °C and 17.7 °C and averaged 13.9 °C. There was 0.5 hours of sunshine (3%). 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 16 » The Marxist Left in Slovakia and the Transcarpathian Ukraine holds its founding congress in Ľubochňa.
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.
May 19 » The United States Congress passes the Emergency Quota Act establishing national quotas on immigration.
June 28 » Serbian King Alexander I proclaims the new constitution of the Kingdom of Serbs, Croats and Slovenes, known thereafter as the Vidovdan Constitution.
September 7 » In Atlantic City, New Jersey, the first Miss America Pageant, a two-day event, is held.
When copying data from this family tree, please include a reference to the origin: Hans Weening, "Family tree Weening", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-weening/I132253.php : accessed October 23, 2026), "Trijntje Verloop (1898-????)".
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