June 17 » The United States Navy Hospital Corps is established.
August 13 » Carl Gustav Witt discovers 433 Eros, the first near-Earth asteroid to be found.
August 28 » Caleb Bradham's beverage "Brad's Drink" is renamed "Pepsi-Cola".
September 10 » Empress Elisabeth of Austria is assassinated by Luigi Lucheni.
October 1 » The Vienna University of Economics and Business Administration is founded under the name k.u.k. Exportakademie.
December 26 » Marie and Pierre Curie announce the isolation of radium.
Day of marriage January 26, 1921
The temperature on January 26, 1921 was between 6.9 °C and 8.6 °C and averaged 7.8 °C. There was 6.1 mm of rain. The average windspeed was 4 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.
July 11 » The Red Army captures Mongolia from the White Army and establishes the Mongolian People's Republic.
September 7 » The Legion of Mary, the largest apostolic organization of lay people in the Catholic Church, is founded in Dublin, Ireland.
September 11 » Nahalal, the first moshav in Palestine, is settled as part of a Zionist plan of creating a Jewish state, later to be Israel.
September 21 » A storage silo in Oppau, Germany, explodes, killing 500–600 people.
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.
November 14 » The Communist Party of Spain is founded, and issues the first edition of Mundo obrero.
When copying data from this family tree, please include a reference to the origin: Ferry Posthuma Scholtes, "Family tree Posthuma", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-posthuma/R144.php : accessed September 30, 2026), "Hugo Molenaar (1898-????)".
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