January 17 » The United States takes possession of Wake Island in the Pacific Ocean.
February 16 » Iceland's first football club, Knattspyrnufélag Reykjavíkur, is founded.
April 18 » The St. Andrew's Ambulance Association is granted a royal charter by Queen Victoria.
July 17 » NEC Corporation is organized as the first Japanese joint venture with foreign capital.
November 2 » The Boers begin their 118-day siege of British-held Ladysmith during the Second Boer War.
December 2 » Philippine–American War: The Battle of Tirad Pass, termed "The Filipino Thermopylae", is fought.
Day of marriage June 10, 1926
The temperature on June 10, 1926 was between 9.5 °C and 17.0 °C and averaged 13.1 °C. There was 6.1 mm of rain. There was 6.7 hours of sunshine (40%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the south-southwest. Source: KNMI
March 16 » History of Rocketry: Robert Goddard launches the first liquid-fueled rocket, at Auburn, Massachusetts.
April 6 » Varney Airlines makes its first commercial flight (Varney is the root company of United Airlines).
June 14 » Brazil leaves the League of Nations.
June 23 » The College Board administers the first SAT exam.
July 23 » Fox Film buys the patents of the Movietone sound system for recording sound onto film.
November 15 » The NBC radio network opens with 24 stations.
Day of death May 11, 1971
The temperature on May 11, 1971 was between 8.6 °C and 25.0 °C and averaged 17.7 °C. There was -0.1 mm of rain. There was 13.6 hours of sunshine (88%). The average windspeed was 1 Bft (weak wind) and was prevailing from the east-northeast. Source: KNMI
January 31 » The Winter Soldier Investigation, organized by the Vietnam Veterans Against the War to publicize war crimes and atrocities by Americans and allies in Vietnam, begins in Detroit.
March 29 » My Lai Massacre: Lieutenant William Calley is convicted of premeditated murder and sentenced to life in prison.
April 1 » Bangladesh Liberation War: The Pakistan Army massacre over 1,000 people in Keraniganj Upazila, Bangladesh.
July 15 » The United Red Army is founded in Japan.
September 20 » Having weakened after making landfall in Nicaragua the previous day, Hurricane Irene regains enough strength to be renamed Hurricane Olivia, making it the first known hurricane to cross from the Atlantic Ocean into the Pacific.
October 29 » In Macon, Georgia, guitarist Duane Allman is killed in a motorcycle accident.
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/I201710.php : accessed December 26, 2025), "Jan Zijlstra (1899-1971)".
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