February 27 » King George I of Greece survives an assassination attempt.
May 1 » Spanish–American War: Battle of Manila Bay: The Asiatic Squadron of the United States Navy destroys the Pacific Squadron of the Spanish Navy after a seven-hour battle. Spain loses all seven of its ships, and 381 Spanish sailors die. There are no American vessel losses or combat deaths.
August 24 » Count Muravyov, Foreign Minister of Russia presents a rescript that convoked the First Hague Peace Conference.
October 6 » Phi Mu Alpha Sinfonia, the largest American music fraternity, is founded at the New England Conservatory of Music.
October 18 » The United States takes possession of Puerto Rico from Spain.
December 3 » The Duquesne Country and Athletic Club defeated an all-star collection of early football players 16–0, in what is considered to be the very first all-star game for professional American football.
Day of marriage May 2, 1923
The temperature on May 2, 1923 was between 5.8 °C and 18.6 °C and averaged 12.0 °C. There was 8.4 hours of sunshine (56%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west. Source: KNMI
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.
February 10 » Texas Tech University is founded as Texas Technological College in Lubbock, Texas
September 9 » Mustafa Kemal Atatürk, the founder of the Republic of Turkey, founds the Republican People's Party.
September 29 » The First American Track & Field championships for women are held.
October 15 » The German Rentenmark is introduced in Germany to counter hyperinflation in the Weimar Republic.
October 29 » Turkey becomes a republic following the dissolution of the Ottoman Empire.
December 21 » United Kingdom and Nepal formally signed an agreement of friendship, called the Nepal–Britain Treaty of 1923, which superseded the Treaty of Sugauli signed in 1816.
Day of death September 4, 1952
The temperature on September 4, 1952 was between 8.0 °C and 15.8 °C and averaged 12.3 °C. There was 3.2 mm of rain during 4.5 hours. There was 2.9 hours of sunshine (22%). The heavily clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the west. Source: KNMI
August 11 » Hussein bin Talal is proclaimed King of Jordan.
August 12 » The Night of the Murdered Poets: Thirteen prominent Jewish intellectuals are murdered in Moscow, Russia, Soviet Union.
October 3 » The United Kingdom successfully tests a nuclear weapon to become the world's third nuclear power.
October 20 » The Governor of Kenya declares a state of emergency and begins arresting hundreds of suspected leaders of the Mau Mau Uprising.
November 1 » Nuclear weapons testing: The United States successfully detonates Ivy Mike, the first thermonuclear device, at the Eniwetok atoll. The explosion had a yield of ten megatons TNT equivalent.
November 4 » The United States government establishes the National Security Agency, or NSA.
When copying data from this family tree, please include a reference to the origin: Rob van Koert, "Family tree Van Koert", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-van-koert/I24802.php : accessed February 21, 2026), "Geertje de Roo (1898-1952)".
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