The temperature on January 9, 1917 was between 0.6 °C and 3.0 °C and averaged 2.1 °C. There was 3.4 mm of rain. The average windspeed was 4 Bft (moderate breeze) and was prevailing from the northeast. Source: KNMI
In The Netherlands , there was from August 29, 1913 to September 9, 1918 the cabinet Cort van der Linden, with Mr. P.W.A. Cort van der Linden (liberaal) as prime minister.
October 15 » World War I: Dutch dancer Mata Hari is executed by France for espionage.
November 24 » In Milwaukee, nine members of the Milwaukee Police Department are killed by a bomb, the most deaths in a single event in U.S. police history until the September 11 attacks in 2001.
November 28 » The Estonian Provincial Assembly declares itself the sovereign power of Estonia.
December 6 » Finland declares independence from Soviet Russia.
December 7 » World War I: The United States declares war on Austria-Hungary.
December 18 » The resolution containing the language of the Eighteenth Amendment to enact Prohibition is passed by the United States Congress.
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/I119615.php : accessed February 12, 2026), "Grietje Terpstra (1917-)".
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