The temperature on February 22, 1911 was between 5.6 °C and 9.9 °C and averaged 7.7 °C. There was 0.7 mm of rain. There was 1.5 hours of sunshine (14%). The average windspeed was 6 Bft (strong wind) and was prevailing from the west-southwest. Source: KNMI
April 27 » Following the resignation and death of William P. Frye, a compromise is reached to rotate the office of President pro tempore of the United States Senate.
May 21 » President of Mexico Porfirio Díaz and the revolutionary Francisco Madero sign the Treaty of Ciudad Juárez to put an end to the fighting between the forces of both men, concluding the initial phase of the Mexican Revolution.
May 31 » The RMS Titanic is launched in Belfast, Northern Ireland.
August 24 » Manuel de Arriaga is elected and sworn-in as the first President of Portugal.
October 10 » The day after a bomb explodes prematurely, the Wuchang Uprising begins against the Chinese monarchy.
December 29 » Mongolia gains independence from the Qing dynasty, enthroning 8th Jebtsundamba Khutughtu as Khagan of Mongolia.
Day of marriage July 23, 1937
The temperature on July 23, 1937 was between 13.2 °C and 17.3 °C and averaged 15.3 °C. There was 1.7 mm of rain during 3.8 hours. There was -0.1 hours of sunshine (0%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the southwest. Source: KNMI
February 21 » The League of Nations bans foreign national "volunteers" in the Spanish Civil War.
April 1 » The Royal New Zealand Air Force is formed as an independent service.
June 14 » Pennsylvania becomes the first (and only) state of the United States to celebrate Flag Day officially as a state holiday.
June 30 » The world's first emergency telephone number, 999, is introduced in London.
July 22 » New Deal: The United States Senate votes down President Franklin D. Roosevelt's proposal to add more justices to the Supreme Court of the United States.
September 10 » Nine nations attend the Nyon Conference to address international piracy in the Mediterranean Sea.
When copying data from this family tree, please include a reference to the origin: Michael Jacobs, "Family tree Jacobs", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-michael-jacobs/I102549.php : accessed May 10, 2025), "Adriana Wilhelmina van Cromvoirt (1911-)".
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