The temperature on December 13, 1914 was between 3.6 °C and 9.0 °C and averaged 6.5 °C. There was 3.7 mm of rain. The average windspeed was 4 Bft (moderate breeze) and was prevailing from the south-southeast. 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.
July 4 » The funeral of Archduke Franz Ferdinand and his wife Sophie takes place in Vienna, six days after their assassinations in Sarajevo.
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.
August 21 » World War I: The Battle of Charleroi, a successful German attack across the River Sambre that pre-empted a French offensive in the same area.
August 26 » World War I: The German colony of Togoland surrenders to French and British forces after a 20-day campaign.
August 28 » World War I: German troops take the city of Namur in Belgium.
September 9 » World War I: The creation of the Canadian Automobile Machine Gun Brigade, the first fully mechanized unit in the British Army.
Day of marriage May 20, 1937
The temperature on May 20, 1937 was between 12.2 °C and 22.5 °C and averaged 17.1 °C. There was 9.6 hours of sunshine (60%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the east. Source: KNMI
April 12 » Sir Frank Whittle ground-tests the first jet engine designed to power an aircraft, at Rugby, England.
May 21 » A Soviet station, North Pole-1, becomes the first scientific research settlement to operate on the drift ice of the Arctic Ocean.
June 14 » Pennsylvania becomes the first (and only) state of the United States to celebrate Flag Day officially as a state holiday.
July 7 » The Peel Commission Report recommends the partition of Palestine, which was the first formal recommendation for partition in the history of Palestine.
August 24 » Spanish Civil War: Sovereign Council of Asturias and León is proclaimed in Gijón.
October 2 » Rafael Trujillo orders the execution of Haitians living in the northwestern region of the Dominican Republic.
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/I133104.php : accessed October 24, 2026), "Egbertje van der Sluis (1914-)".
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