January 16 » The United States Senate accepts the Anglo-German treaty of 1899 in which the United Kingdom renounces its claims to the Samoan islands.
February 7 » Second Boer War: British troops fail in their third attempt to lift the Siege of Ladysmith.
March 7 » The German liner SSKaiser Wilhelm der Grosse becomes the first ship to send wireless signals to shore.
June 21 » Boxer Rebellion. China formally declares war on the United States, Britain, Germany, France and Japan, as an edict issued from the Empress Dowager Cixi.
July 9 » The Federation of Australia is given royal assent.
July 29 » In Italy, King Umberto I of Italy is assassinated by the anarchist Gaetano Bresci.
Day of marriage December 18, 1922
The temperature on December 18, 1922 was between -0.2 °C and 8.0 °C and averaged 4.0 °C. There was 3.3 mm of rain. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south-southeast. 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.
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.
April 5 » The American Birth Control League, forerunner of Planned Parenthood, is incorporated.
April 15 » U.S. Senator John B. Kendrick of Wyoming introduces a resolution calling for an investigation of a secret land deal, which leads to the discovery of the Teapot Dome scandal.
July 15 » Japanese Communist Party is established in Japan.
November 15 » At least 300 are massacred during a general strike in Guayaquil, Ecuador.
December 9 » Gabriel Narutowicz is elected the first president of Poland.
December 30 » The Union of Soviet Socialist Republics is formed.
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/I62966.php : accessed October 25, 2026), "Roelof de Boer (1900-)".
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