April 25 » New York becomes the first U.S. state to require automobile license plates.
June 17 » The College Board introduces its first standardized test, the forerunner to the SAT.
September 17 » Second Boer War: A Boer column defeats a British force at the Battle of Blood River Poort.
November 27 » The U.S. Army War College is established.
Day of marriage September 15, 1926
The temperature on September 15, 1926 was between 10.3 °C and 18.9 °C and averaged 15.6 °C. There was 1.9 mm of rain. There was -0.1 hours of sunshine (0%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the west-southwest. Source: KNMI
January 8 » Crown Prince Nguyễn Phúc Vĩnh Thuỵ ascends the throne to become the last monarch of Vietnam.
April 6 » Varney Airlines makes its first commercial flight (Varney is the root company of United Airlines).
April 24 » The Treaty of Berlin is signed. Germany and the Soviet Union each pledge neutrality in the event of an attack on the other by a third party for the next five years.
May 18 » Evangelist Aimee Semple McPherson disappears in Venice, California.
July 23 » Fox Film buys the patents of the Movietone sound system for recording sound onto film.
August 6 » In New York City, the Warner Bros.' Vitaphone system premieres with the movie Don Juan starring John Barrymore.
When copying data from this family tree, please include a reference to the origin: Elly Gelderman, "Family tree Gelderman", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-gelderman/I14932.php : accessed February 5, 2026), "Hermanus Mensink (1901-)".
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