The temperature on December 9, 1917 was between 0.3 °C and 5.4 °C and averaged 3.7 °C. There was 5.8 mm of rain. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the east-southeast. 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 31 » World War I: Germany announces that its U-boats will resume unrestricted submarine warfare after a two-year hiatus.
March 1 » The Zimmermann Telegram is reprinted in newspapers across the United States after the U.S. government releases its unencrypted text.
May 18 » World War I: The Selective Service Act of 1917 is passed, giving the President of the United States the power of conscription.
October 15 » World War I: Dutch dancer Mata Hari is executed by France for espionage.
November 2 » The Military Revolutionary Committee of the Petrograd Soviet, in charge of preparation and carrying out the Russian Revolution, holds its first meeting.
December 6 » World War I: USSJacob Jones is the first American destroyer to be sunk by enemy action when it is torpedoed by German submarine SMU-53.
Day of marriage December 21, 1944
The temperature on December 21, 1944 was between 2.6 °C and 5.5 °C and averaged 4.0 °C. There was 1.5 mm of rain during 1.7 hours. The average windspeed was 2 Bft (weak wind) and was prevailing from the south-southwest. 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.
January 17 » World War II: Allied forces launch the first of four assaults on Monte Cassino with the intention of breaking through the Winter Line and seizing Rome, an effort that would ultimately take four months and cost 105,000 Allied casualties.
March 5 » World War II: The Red Army begins the Uman–Botoșani Offensive in the western Ukrainian SSR.
March 24 » World War II: In an event later dramatized in the movie The Great Escape, 76 Allied prisoners of war begin breaking out of the German camp Stalag Luft III.
April 10 » Rudolf Vrba and Alfréd Wetzler escape from Birkenau death camp.
April 13 » Relations between New Zealand and the Soviet Union are established.
July 6 » Jackie Robinson refuses to move to the back of a bus, leading to a court-martial.
Day of death July 30, 1999
The temperature on July 30, 1999 was between 14.3 °C and 29.6 °C and averaged 23.1 °C. There was 13.3 hours of sunshine (85%). The almost cloudless was. The average windspeed was 2 Bft (weak wind) and was prevailing from the east. Source: KNMI
January 21 » War on Drugs: In one of the largest drug busts in American history, the United States Coast Guard intercepts a ship with over 4,300 kilograms (9,500lb) of cocaine on board.
July 23 » Space Shuttle Columbia launches on STS-93, with Eileen Collins becoming the first female space shuttle commander. The shuttle also carried and deployed the Chandra X-ray Observatory.
August 10 » Los Angeles Jewish Community Center shooting.
October 26 » Britain's House of Lords votes to end the right of hereditary peers to vote in Britain's upper chamber of Parliament.
December 2 » The United Kingdom devolves political power in Northern Ireland to the Northern Ireland Executive following the Good Friday Agreement.
December 31 » The U.S. government hands control of the Panama Canal (as well all the adjacent land to the canal known as the Panama Canal Zone) to Panama. This act complied with the signing of the 1977 Torrijos–Carter Treaties.
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/I110905.php : accessed October 7, 2026), "Jeltje Postma (1917-1999)".
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