January 22 » Edward VII is proclaimed King after the death of his mother, Queen Victoria.
March 2 » United States Steel Corporation is founded as a result of a merger between Carnegie Steel Company and Federal Steel Company which became the first corporation in the world with a market capital over $1 billion.
June 17 » The College Board introduces its first standardized test, the forerunner to the SAT.
August 14 » The first claimed powered flight, by Gustave Whitehead in his Number 21.
September 17 » Second Boer War: Boers capture a squadron of the 17th Lancers at the Battle of Elands River.
November 27 » The U.S. Army War College is established.
Day of marriage October 2, 1923
The temperature on October 2, 1923 was between 9.7 °C and 16.2 °C and averaged 12.7 °C. There was 0.6 mm of rain. There was 4.6 hours of sunshine (40%). 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.
January 9 » Lithuanian residents of the Memel Territory rebel against the League of Nations' decision to leave the area as a mandated region under French control.
April 28 » Wembley Stadium is opened, named initially as the Empire Stadium.
July 24 » The Treaty of Lausanne, settling the boundaries of modern Turkey, is signed in Switzerland by Greece, Bulgaria and other countries that fought in World War I.
August 2 » Vice President Calvin Coolidge becomes U.S. President upon the death of President Warren G. Harding.
October 16 » The Walt Disney Company is founded.
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» United Kingdom and Nepal formally signed an agreement of friendship, called the Nepal–Britain Treaty of 1923, which superseded the Treaty of Sugauli signed in 1816.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 February 22, 1941
The temperature on February 22, 1941 was between -1.9 °C and 3.4 °C and averaged 0.5 °C. There was 0.1 mm of rain. There was 2.1 hours of sunshine (20%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south-southwest. Source: KNMI
In The Netherlands , there was from September 3, 1940 to July 27, 1941 the cabinet Gerbrandy I, with Prof. dr. P.S. Gerbrandy (ARP) as prime minister.
In The Netherlands , there was from July 27, 1941 to February 23, 1945 the cabinet Gerbrandy II, with Prof. dr. P.S. Gerbrandy (ARP) as prime minister.
January 10 » World War II: The Greek army captures Kleisoura.
April 16 » World War II: The Italian-German Tarigo convoy is attacked and destroyed by British ships.
May 22 » During the Anglo-Iraqi War, British troops take Fallujah.
May 24 » World War II: In the Battle of the Atlantic, the German Battleship Bismarck sinks then-pride of the Royal Navy, HMSHood, killing all but three crewmen.
October 11 » Beginning of the National Liberation War of Macedonia.
December 15 » The Holocaust in Ukraine: German troops murder over 15,000 Jews at Drobytsky Yar, a ravine southeast of the city of Kharkiv.
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/I134462.php : accessed October 24, 2026), "Hendrik Slotegraaf (1901-1941)".
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