The temperature on April 25, 1918 was between 7.3 °C and 18.2 °C and averaged 12.1 °C. There was 2.0 mm of rain. There was 4.9 hours of sunshine (34%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the east-northeast. 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.
February 21 » The last Carolina parakeet dies in captivity at the Cincinnati Zoo.
July 4 » Bolsheviks kill Tsar Nicholas II of Russia and his family (Julian calendar date).
September 26 » World War I: The Meuse-Argonne Offensive began which would last until the total surrender of German forces.
October 12 » A massive forest fire kills 453 people in Minnesota.
December 14 » Friedrich Karl von Hessen, a German prince elected by the Parliament of Finland to become King Väinö I, renounces the Finnish throne.
December 27 » The Great Poland Uprising against the Germans begins.
Day of marriage July 24, 1943
The temperature on July 24, 1943 was between 11.2 °C and 21.2 °C and averaged 15.7 °C. There was 5.8 hours of sunshine (36%). The average windspeed was 2 Bft (weak wind) and was prevailing from the north. Source: KNMI
In The Netherlands , there was from July 27, 1941 to February 23, 1945 the cabinet Gerbrandy II, with Prof. dr. P.S. Gerbrandy (ARP) as prime minister.
April 8 » U.S. President Franklin D. Roosevelt, in an attempt to check inflation, freezes wages and prices, prohibits workers from changing jobs unless the war effort would be aided thereby, and bars rate increases by common carriers and public utilities.
May 15 » Joseph Stalin dissolves the Comintern (or Third International).
June 4 » A military coup in Argentina ousts Ramón Castillo.
August 23 » World War II: Kharkiv is liberated by the Soviet Union after the Battle of Kursk.
September 12 » World War II: Benito Mussolini is rescued from house arrest by German commando forces led by Otto Skorzeny.
December 26 » World War II: German warship Scharnhorst is sunk off of Norway's North Cape after a battle against major Royal Navy forces.
Day of death December 26, 1989
The temperature on December 26, 1989 was between -0.1 °C and 8.5 °C and averaged 5.2 °C. The heavily clouded was. The average windspeed was 1 Bft (weak wind) and was prevailing from the east-southeast. Source: KNMI
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.
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.
May 30 » Tiananmen Square protests of 1989: The 10-metre high "Goddess of Democracy" statue is unveiled in Tiananmen Square by student demonstrators.
June 5 » The Tank Man halts the progress of a column of advancing tanks for over half an hour after the Tiananmen Square protests of 1989.
July 5 » Iran–Contra affair: Oliver North is sentenced by U.S. District Judge Gerhard A. Gesell to a three-year suspended prison term, two years probation, $150,000 in fines and 1,200 hours community service. His convictions are later overturned.
August 8 » Space Shuttle program: STS-28 Mission: Space Shuttle Columbia takes off on a secret five-day military mission.
August 18 » Leading presidential hopeful Luis Carlos Galán is assassinated near Bogotá in Colombia.
November 10 » Germans begin to tear down the Berlin Wall.
When copying data from this family tree, please include a reference to the origin: Hans Opperman, "Family tree Opperman", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-opperman/I3237.php : accessed January 8, 2026), "Ymkje Maria van der Werf (1918-1989)".
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