The temperature on December 21, 1914 was between -0.5 °C and 5.9 °C and averaged 2.8 °C. There was 2.7 mm of rain. There was 0.3 hours of sunshine (4%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south. 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 1 » The SPT Airboat Line becomes the world's first scheduled airline to use a winged aircraft.
June 12 » Massacre of Phocaea: Turkish irregulars slaughter 50 to 100 Greeks and expel thousands of others in an ethnic cleansing operation in the Ottoman Empire.
July 28 » In the culmination of the July Crisis, Austria-Hungary declares war on Serbia, igniting World War I.
July 29 » The Cape Cod Canal opened.
August 9 » Start of the Battle of Mulhouse, part of a French attempt to recover the province of Alsace and the first French offensive of World War I.
December 15 » World War I: The Serbian Army recaptures Belgrade from the invading Austro-Hungarian Army.
When copying data from this family tree, please include a reference to the origin: Hendrik de Graaf, "Family tree Plugboer", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-plugboer/I20609.php : accessed February 23, 2026), "Marianne Gootjes (1914-1974)".
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