The temperature on February 11, 1915 was between -0.3 °C and 4.9 °C and averaged 2.8 °C. There was 3.1 mm of rain. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the 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.
May 9 » World War I: Second Battle of Artois between German and French forces.
June 5 » Denmark amends its constitution to allow women's suffrage.
July 1 » Leutnant Kurt Wintgens of the then-named German Deutsches Heer's Fliegertruppe army air service achieves the first known aerial victory with a synchronized machine-gun armed fighter plane, the Fokker M.5K/MG Eindecker.
August 4 » World War I: The German 12th Army occupies Warsaw during the Gorlice–Tarnów Offensive and the Great Retreat of 1915.
September 25 » World War I: The Second Battle of Champagne begins.
December 20 » World War I: The last Australian troops are evacuated from Gallipoli.
Day of death May 5, 1963
The temperature on May 5, 1963 was between 3.3 °C and 13.6 °C and averaged 9.1 °C. There was 0.4 mm of rain during 0.9 hours. There was 3.7 hours of sunshine (24%). The partly clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the southwest. Source: KNMI
June 20 » Following the Cuban Missile Crisis, the Soviet Union and the United States sign an agreement to establish the so-called "red telephone" link between Washington and Moscow.
June 24 » The United Kingdom grants Zanzibar internal self-government.
August 15 » Execution of Henry John Burnett, the last man to be hanged in Scotland.
September 16 » Malaysia is formed from the Federation of Malaya, Singapore, North Borneo (Sabah) and Sarawak. However, Singapore soon leaves this new country.
November 1 » The 1963 South Vietnamese coup begins.
December 21 » "Bloody Christmas" begins in Cyprus, ultimately resulting in the displacement of 25,000–30,000 Turkish Cypriots and destruction of more than 100 villages.
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/I120912.php : accessed October 23, 2026), "Hiltje Poelstra (1915-1963)".
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