The temperature on December 12, 1915 was between 0.9 °C and 5.9 °C and averaged 3.4 °C. There was 0.6 mm of rain. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west-northwest. 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.
January 13 » The 6.7 Mw Avezzano earthquake shakes the Province of L'Aquila in Italy with a maximum Mercalli intensity of XI (Extreme), killing between 29,978–32,610.
April 18 » French pilot Roland Garros is shot down and glides to a landing on the German side of the lines during World War I.
April 22 » The use of poison gas in World War I escalates when chlorine gas is released as a chemical weapon in the Second Battle of Ypres.
May 23 » World War I: Italy joins the Allies, fulfilling its part of the Treaty of London.
July 16 » Henry James becomes a British citizen to highlight his commitment to Britain during the first World War.
July 25 » RFC Captain Lanoe Hawker becomes the first British pursuit aviator to earn the Victoria Cross.
When copying data from this family tree, please include a reference to the origin: Tijs van den Brink, "Parentage of Gisbert Jansen Snapper", database, Genealogy Online (https://www.genealogieonline.nl/gisbert-jansen-snapper/I35469.php : accessed February 24, 2026), "Gijsbertha Aalten (1915-)".
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