The temperature on March 14, 1912 was between 8.4 °C and 10.2 °C and averaged 9.0 °C. There was 0.4 mm of rain. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the southwest. Source: KNMI
February 14 » The U.S. Navy commissions its first class of diesel-powered submarines.
March 5 » Italo-Turkish War: Italian forces are the first to use airships for military purposes, employing them for reconnaissance behind Turkish lines.
March 12 » The Girl Guides (later renamed the Girl Scouts of the USA) are founded in the United States.
March 30 » Sultan Abd al-Hafid signs the Treaty of Fez, making Morocco a French protectorate.
April 14 » The British passenger liner RMSTitanic hits an iceberg in the North Atlantic at 23:40 (sinks morning of April 15th).
June 30 » The Regina Cyclone, Canada's deadliest tornado event, kills 28 people in Regina, Saskatchewan.
Day of marriage October 10, 1936
The temperature on October 10, 1936 was between -0.9 °C and 11.6 °C and averaged 4.7 °C. There was 9.3 hours of sunshine (84%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the northeast. Source: KNMI
March 29 » Adolf Hitler receives 99% of the votes in the 1936 German parliamentary election and referendum.
June 26 » Initial flight of the Focke-Wulf Fw 61, the first practical helicopter.
July 11 » The Triborough Bridge in New York City is opened to traffic.
July 19 » Spanish Civil War: The CNT and UGT call a general strike in Spain - mobilizing workers' militias against the Nationalist forces.
November 30 » In London, the Crystal Palace is destroyed by fire.
December 30 » The United Auto Workers union stages its first sitdown strike.
Day of death December 19, 1991
The temperature on December 19, 1991 was between 5.1 °C and 11.1 °C and averaged 8.8 °C. There was 10.8 mm of rain during 8.9 hours. The almost completely overcast was. The average windspeed was 4 Bft (moderate breeze) and was prevailing from the west-southwest. Source: KNMI
In The Netherlands , there was from Tuesday, November 7, 1989 to Monday, August 22, 1994 the cabinet Lubbers III, with Drs. R.F.M. Lubbers (CDA) as prime minister.
January 29 » Gulf War: The Battle of Khafji, the first major ground engagement of the war, as well as its deadliest, begins.
June 10 » Eleven-year-old Jaycee Lee Dugard is kidnapped in South Lake Tahoe, California; she would remain a captive until 2009.
August 6 » Tim Berners-Lee releases files describing his idea for the World Wide Web. WWW debuts as a publicly available service on the Internet.
August 21 » Latvia declares renewal of its full independence after its occupation by the Soviet Union since 1940.
August 29 » Libero Grassi, an Italian businessman from Palermo, is killed by the Sicilian Mafia after taking a solitary stand against their extortion demands.
September 6 » The Russian parliament approves the name change of Leningrad back to Saint Petersburg. The change is effective October 1, 1991.
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/I145995.php : accessed February 8, 2026), "Sjouke Henstra (1912-1991)".
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