The temperature on December 11, 1915 was between 5.6 °C and 13.5 °C and averaged 8.2 °C. There was 9.1 mm of rain. There was 0.4 hours of sunshine (5%). The average windspeed was 5 Bft (very strong wind) 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.
January 18 » Japan issues the "Twenty-One Demands" to the Republic of China in a bid to increase its power in East Asia.
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 25 » World War I: The Battle of Gallipoli begins: The invasion of the Turkish Gallipoli Peninsula by British, French, Indian, Newfoundland, Australian and New Zealand troops, begins with landings at Anzac Cove and Cape Helles.
June 29 » The North Saskatchewan River flood of 1915 is the worst flood in Edmonton history.
August 4 » World War I: The German 12th Army occupies Warsaw during the Gorlice–Tarnów Offensive and the Great Retreat of 1915.
September 30 » World War I: Radoje Ljutovac becomes the first soldier in history to shoot down an enemy aircraft with ground-to-air fire.
Day of marriage May 14, 1937
The temperature on May 14, 1937 was between 7.9 °C and 17.7 °C and averaged 12.3 °C. There was 3.1 mm of rain during 2.6 hours. There was 7.7 hours of sunshine (49%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south-southwest. Source: KNMI
February 11 » The Flint sit-down strike ends when General Motors recognizes the United Auto Workers trade union.
June 11 » Great Purge: The Soviet Union under Joseph Stalin executes eight army leaders.
July 22 » New Deal: The United States Senate votes down President Franklin D. Roosevelt's proposal to add more justices to the Supreme Court of the United States.
August 2 » The Marihuana Tax Act of 1937 is passed in America, the effect of which is to render marijuana and all its by-products illegal.
October 11 » The Duke and Duchess of Windsor tour Nazi Germany for 12 days and meet Adolf Hitler on the 22nd.
November 8 » The Nazi exhibition Der ewige Jude ("The Eternal Jew") opens in Munich.
Day of death November 21, 2009
The temperature on November 21, 2009 was between 9.8 °C and 16.0 °C and averaged 13.0 °C. There was 0.8 mm of rain during 2.5 hours. There was 6.1 hours of sunshine (71%). The partly or heavily clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south-southeast. Source: KNMI
In The Netherlands , there was from Thursday, February 22, 2007 to Thursday, October 14, 2010 the cabinet Balkenende IV, with Mr.dr. J.P. Balkenende (CDA) as prime minister.
April 5 » North Korea launches its controversial Kwangmyŏngsŏng-2 rocket. The satellite passed over mainland Japan, which prompted an immediate reaction from the United Nations Security Council, as well as participating states of Six-party talks.
April 30 » Chrysler files for Chapter 11 bankruptcy.
June 10 » James Wenneker von Brunn, who was 88-years-old, opened fire inside the United States Holocaust Memorial Museum and fatally shot Museum Special Police Officer Stephen Tyrone Johns. Other security guards returned fire, wounding von Brunn, who was apprehended.
June 30 » Yemenia Flight 626, an Airbus A310-300, crashes into the Indian Ocean near Comoros, killing 152 of the 153 people on board. A 14-year-old girl named Bahia Bakari survives the crash.
August 17 » An accident at the Sayano-Shushenskaya Dam in Khakassia, Russia, kills 75 and shuts down the hydroelectric power station, leading to widespread power failure in the local area.
September 29 » The 8.1 Mw Samoa earthquake results in a tsunami that kills 189 and injures hundreds.
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/I136867.php : accessed December 30, 2025), "Tjitske Ytsma (1915-2009)".
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