The temperature on December 1, 1917 was between 4.6 °C and 8.6 °C and averaged 6.7 °C. There was 1.8 mm of rain. The average windspeed was 5 Bft (very strong wind) and was prevailing from the 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.
January 17 » The United States pays Denmark $25 million for the Virgin Islands.
February 23 » First demonstrations in Saint Petersburg, Russia. The beginning of the February Revolution (March 8 in the Gregorian calendar).
April 2 » World War I: United States President Woodrow Wilson asks the U.S. Congress for a declaration of war on Germany.
April 12 » World War I: Canadian forces successfully complete the taking of Vimy Ridge from the Germans.
July 31 » World War I: The Battle of Passchendaele begins near Ypres in West Flanders, Belgium.
October 15 » World War I: Dutch dancer Mata Hari is executed by France for espionage.
Day of marriage May 25, 1940
The temperature on May 25, 1940 was between 8.7 °C and 25.2 °C and averaged 17.8 °C. There was 10.1 hours of sunshine (63%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south east. Source: KNMI
In The Netherlands , there was from August 10, 1939 to September 3, 1940 the cabinet De Geer II, with Jonkheer mr. D.J. de Geer (CHU) as prime minister.
In The Netherlands , there was from September 3, 1940 to July 27, 1941 the cabinet Gerbrandy I, with Prof. dr. P.S. Gerbrandy (ARP) as prime minister.
April 23 » The Rhythm Club fire at a dance hall in Natchez, Mississippi, kills 198 people.
May 20 » The Holocaust: The first prisoners arrive at a new concentration camp at Auschwitz.
June 11 » World War II: The Siege of Malta begins with a series of Italian air raids.
September 7 » World War II: The German Luftwaffe begins the Blitz, bombing London and other British cities for over 50 consecutive nights.
October 28 » Second World War: Greece rejects Italy's ultimatum. Italy invades Greece through Albania a few hours later.
November 12 » World War II: Soviet Foreign Minister Vyacheslav Molotov arrives in Berlin to discuss the possibility of the Soviet Union joining the Axis Powers.
Day of death September 17, 1992
The temperature on September 17, 1992 was between 6.4 °C and 19.5 °C and averaged 13.2 °C. There was 10.6 hours of sunshine (84%). The partly clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the east. 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.
April 22 » In a series of explosions in Guadalajara, Mexico, 206 people are killed, nearly 500 injured and 15,000 left homeless.
August 12 » Canada, Mexico and the United States announce completion of negotiations for the North American Free Trade Agreement (NAFTA).
September 16 » The trial of the deposed Panamanian dictator Manuel Noriega ends in the United States with a 40-year sentence for drug trafficking and money laundering.
October 4 » El Al Flight 1862 crashes into two apartment buildings in Amsterdam, killing 43 including 39 on the ground.
November 24 » China Southern Airlines Flight 3943 crashes on approach to Guilin Qifengling Airport in Guilin, China, killing all 141 people on board.
December 8 » Galileo (spacecraft) flies past Earth.
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/I123376.php : accessed October 13, 2026), "Pietje Boorsma (1917-1992)".
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