The temperature on September 13, 1915 was between 7.5 °C and 22.7 °C and averaged 15.8 °C. There was 10.7 hours of sunshine (83%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south-southwest. 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.
February 8 » D. W. Griffith's controversial film The Birth of a Nation premieres in Los Angeles.
March 18 » World War I: During the Battle of Gallipoli, three battleships are sunk during a failed British and French naval attack on the Dardanelles.
May 23 » World War I: Italy joins the Allies, fulfilling its part of the Treaty of London.
May 24 » World War I: Italy declares war on Austria-Hungary, joining the conflict on the side of the Allies.
July 7 » Colombo Town Guard officer Henry Pedris is executed in British Ceylon for allegedly inciting persecution of Muslims.
August 4 » World War I: The German 12th Army occupies Warsaw during the Gorlice–Tarnów Offensive and the Great Retreat of 1915.
Day of marriage May 15, 1937
The temperature on May 15, 1937 was between 10.2 °C and 16.3 °C and averaged 12.5 °C. There was 12.5 mm of rain during 9.2 hours. There was 0.7 hours of sunshine (4%). The average windspeed was 2 Bft (weak wind) and was prevailing from the northeast. Source: KNMI
January 20 » Franklin D. Roosevelt and John Nance Garner are sworn in for their second terms as U.S. President and U.S. Vice President; it is the first time a Presidential Inauguration takes place on January 20 since the 20th Amendment changed the dates of presidential terms.
March 8 » Spanish Civil War: The Battle of Guadalajara begins.
May 26 » Walter Reuther and members of the United Auto Workers (UAW) clashed with Ford Motor Company security guards at the River Rouge Complex complex in Dearborn, Michigan, during the Battle of the Overpass.
May 27 » In California, the Golden Gate Bridge opens to pedestrian traffic, creating a vital link between San Francisco and Marin County, California.
July 5 » Spam, the luncheon meat, is introduced into the market by the Hormel Foods Corporation.
July 6 » Spanish Civil War: Battle of Brunete: The battle begins with Spanish Republican troops going on the offensive against the Nationalists to relieve pressure on Madrid.
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/I122344.php : accessed October 20, 2026), "Janke Dalstra (1915-)".
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