The temperature on September 13, 1918 was between 9.5 °C and 15.9 °C and averaged 12.2 °C. There was 10.9 mm of rain. There was 5.6 hours of sunshine (44%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west. 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.
In The Netherlands , there was from September 9, 1918 to September 18, 1922 the cabinet Ruys de Beerenbrouck I, with Jonkheer mr. Ch.J.M. Ruys de Beerenbrouck (RKSP) as prime minister.
March 21 » World War I: The first phase of the German Spring Offensive, Operation Michael, begins.
April 20 » Manfred von Richthofen, a.k.a. The Red Baron, shoots down his 79th and 80th victims, his final victories before his death the following day.
August 17 » Bolshevik revolutionary leader Moisei Uritsky is assassinated.
September 28 » World War I: The Fifth Battle of Ypres begins.
October 30 » World War I: Lands of the Crown of Saint Stephen, a state union of Kingdom of Hungary and Triune Kingdom of Croatia, Slavonia and Dalmatia is abolished with decisions of Croatian and Hungarian parliaments
December 14 » Friedrich Karl von Hessen, a German prince elected by the Parliament of Finland to become King Väinö I, renounces the Finnish throne.
Day of death August 11, 1986
The temperature on August 11, 1986 was between 11.1 °C and 23.2 °C and averaged 17.2 °C. There was -0.1 mm of rain. There was 4.7 hours of sunshine (31%). The partly clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the north-northeast. Source: KNMI
In The Netherlands , there was from Thursday, November 4, 1982 to Monday, July 14, 1986 the cabinet Lubbers I, with Drs. R.F.M. Lubbers (CDA) as prime minister.
In The Netherlands , there was from Tuesday, November 4, 1986 to Tuesday, November 7, 1989 the cabinet Lubbers II, with Drs. R.F.M. Lubbers (CDA) as prime minister.
January 12 » Space Shuttle program: Congressman Bill Nelson lifts off from Kennedy Space Center aboard Columbia on mission STS-61-C as a payload specialist.
January 25 » The National Resistance Movement topples the government of Tito Okello in Uganda.
September 5 » Pan Am Flight 73 from Mumbai, India with 358 people on board is hijacked at Karachi International Airport.
November 3 » The Compact of Free Association becomes law, granting the Federated States of Micronesia and the Marshall Islands independence from the United States.
November 21 » National Security Council member Oliver North and his secretary start to shred documents allegedly implicating them in the Iran–Contra affair.
November 26 » The trial of John Demjanjuk, accused of committing war crimes as a guard at the Nazi Treblinka extermination camp, starts in Jerusalem.
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/I112952.php : accessed December 28, 2025), "Jetske Zondervan (1918-1986)".
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