February 9 » The Davis Cup competition is established.
March 7 » The German liner SSKaiser Wilhelm der Grosse becomes the first ship to send wireless signals to shore.
June 14 » The second German Naval Law calls for the Imperial German Navy to be doubled in size, resulting in an Anglo-German naval arms race.
June 18 » Empress Dowager Cixi of China orders all foreigners killed, including foreign diplomats and their families.
July 9 » The Federation of Australia is given royal assent.
September 17 » Philippine–American War: Filipinos under Juan Cailles defeat Americans under Colonel Benjamin F. Cheatham Jr. at Mabitac.
Day of marriage May 10, 1929
The temperature on May 10, 1929 was between 4.1 °C and 15.7 °C and averaged 8.8 °C. There was 0.1 mm of rain. There was 6.3 hours of sunshine (41%). The average windspeed was 2 Bft (weak wind) and was prevailing from the south-southwest. Source: KNMI
In The Netherlands , there was from March 8, 1926 to August 10, 1929 the cabinet De Geer I, with Jonkheer mr. D.J. de Geer (CHU) as prime minister.
In The Netherlands , there was from August 10, 1929 to May 26, 1933 the cabinet Ruys de Beerenbrouck III, with Jonkheer mr. Ch.J.M. Ruys de Beerenbrouck (RKSP) as prime minister.
February 26 » President Calvin Coolidge signs an executive order establishing the 96,000 acre Grand Teton National Park in Wyoming.
May 15 » A fire at the Cleveland Clinic in Cleveland, Ohio kills 123.
June 1 » The 1st Conference of the Communist Parties of Latin America is held in Buenos Aires.
November 3 » The Gwangju Student Independence Movement occurred.
December 3 » President Herbert Hoover delivers his first State of the Union message to Congress. It was presented in the form of a written message rather than a speech.
December 27 » Soviet General Secretary Joseph Stalin orders the "liquidation of the kulaks as a class".
When copying data from this family tree, please include a reference to the origin: Jan Kaper, "Family tree Kaper", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-kaper/I71002.php : accessed March 6, 2026), "Jantje Tonkens (1900-)".
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