The temperature on February 26, 1915 was between -4.5 °C and 6.1 °C and averaged 0.3 °C. There was 9.1 hours of sunshine (86%). 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.
March 26 » The Vancouver Millionaires win the 1915 Stanley Cup Finals, the first championship played between the Pacific Coast Hockey Association and the National Hockey Association.
May 9 » World War I: Second Battle of Artois between German and French forces.
May 22 » Lassen Peak erupts with a powerful force, the only volcano besides Mount St. Helens to erupt in the contiguous U.S. during the 20th century.
September 15 » The Empire Picture Theatre (now The New Empire Cinema), the oldest running cinema in mainland Australia, opens in Bowral, New South Wales.
September 30 » World War I: Radoje Ljutovac becomes the first soldier in history to shoot down an enemy aircraft with ground-to-air fire.
November 25 » Albert Einstein presents the field equations of general relativity to the Prussian Academy of Sciences.
Day of marriage September 12, 1938
The temperature on September 12, 1938 was between 13.8 °C and 18.8 °C and averaged 15.7 °C. There was 0.5 mm of rain during 0.9 hours. There was 0.6 hours of sunshine (5%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west. Source: KNMI
June 11 » Second Sino-Japanese War: The Battle of Wuhan starts.
July 28 » Hawaii Clipper disappears between Guam and Manila as the first loss of an airliner in trans-Pacific China Clipper service.
September 23 » The Czechoslovak army is mobilized in response to the Munich Agreement.
November 16 » LSD is first synthesized by Albert Hofmann from ergotamine at the Sandoz Laboratories in Basel.
December 16 » Adolf Hitler institutes the Cross of Honour of the German Mother.
December 17 » Otto Hahn discovers the nuclear fission of the heavy element uranium, the scientific and technological basis of nuclear energy.
Day of death April 4, 2011
The temperature on April 4, 2011 was between 8.2 °C and 14.1 °C and averaged 10.3 °C. There was 4.6 hours of sunshine (35%). The partly or heavily clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west-southwest. Source: KNMI
In The Netherlands , there was from Thursday, October 14, 2010 to Monday, November 5, 2012 the cabinet Rutte I, with Mark Rutte (VVD) as prime minister.
May 2 » Osama bin Laden, the suspected mastermind behind the September 11 attacks and the FBI's most wanted man, is killed by the United States special forces in Abbottabad, Pakistan.
August 23 » A magnitude 5.8 (class: moderate) earthquake occurs in Virginia. Damage occurs to monuments and structures in Washington D.C. and the resulted damage is estimated at $200million–$300million USD.
September 11 » The National September 11 Memorial & Museum opens on the 10th anniversary of the September 11 attacks.
October 31 » The global population of humans reaches seven billion. This day is now recognized by the United Nations as the Day of Seven Billion.
November 23 » Arab Spring: After 11 months of protests in Yemen, Yemeni president Ali Abdullah Saleh signs a deal to transfer power to the vice president, in exchange for legal immunity.
December 31 » Samoa and Tokelau skip the day of December 30, 2011 as they jump to the other side of International Date Line, changing their timezones.
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/I171956.php : accessed February 19, 2026), "Jan Hendrik Hoeksema (1915-2011)".
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