February 6 » Spanish–American War: The Treaty of Paris, a peace treaty between the United States and Spain, is ratified by the United States Senate.
March 6 » Bayer registers "Aspirin" as a trademark.
March 30 » German Society of Chemistry issues an invitation to other national scientific organizations to appoint delegates to the International Committee on Atomic Weights.
July 29 » The First Hague Convention is signed.
December 11 » Second Boer War: In the Battle of Magersfontein the Boers commanded by general Piet Cronjé inflict a defeat on the forces of the British Empire commanded by Lord Methuen trying to relieve the Siege of Kimberley.
Day of marriage June 15, 1923
The temperature on June 15, 1923 was between 4.2 °C and 14.4 °C and averaged 10.4 °C. There was 2.4 hours of sunshine (14%). The average windspeed was 2 Bft (weak wind) 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 18 » Yankee Stadium: "The House that Ruth Built" opens.
July 1 » The Parliament of Canada suspends all Chinese immigration.
August 18 » First British Track and Field championships for women, London.
September 7 » The International Criminal Police Organization (INTERPOL) is formed.
October 6 » The Turkish National Movement enters Constantinople.
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/I99165.php : accessed December 27, 2025), "Martinus Cornelis Weenink (1899-????)".
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