The temperature on December 28, 1917 was between -6.3 °C and 1.3 °C and averaged -2.2 °C. There was 1.6 mm of rain. There was 4.2 hours of sunshine (54%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the 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.
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.
April 12 » World War I: Canadian forces successfully complete the taking of Vimy Ridge from the Germans.
May 26 » Several powerful tornadoes rip through Illinois, including the city of Mattoon.
July 31 » World War I: The Battle of Passchendaele begins near Ypres in West Flanders, Belgium.
December 20 » Cheka, the first Soviet secret police force, is founded.
Day of marriage June 26, 1941
The temperature on June 26, 1941 was between 15.9 °C and 25.7 °C and averaged 19.9 °C. There was 9.7 hours of sunshine (58%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west. Source: KNMI
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.
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 2 » World War II: German bombing severely damages the Llandaff Cathedral in Cardiff, Wales, United Kingdom.
February 4 » The United Service Organization (USO) is created to entertain American troops.
March 2 » World War II: First German military units enter Bulgaria after it joins the Axis Pact.
April 27 » World War II: German troops enter Athens.
December 9 » World War II: China, Cuba, Guatemala, and the Philippine Commonwealth declare war on Germany and Japan.
December 25 » Admiral Émile Muselier seizes the archipelago of Saint Pierre and Miquelon, which become the first part of France to be liberated by the Free French Forces.
Day of death July 15, 2004
The temperature on July 15, 2004 was between 15.4 °C and 20.2 °C and averaged 17.8 °C. There was -0.1 mm of rain. The almost completely overcast was. The average windspeed was 2 Bft (weak wind) and was prevailing from the southwest. Source: KNMI
In The Netherlands , there was from Tuesday, May 27, 2003 to Friday, July 7, 2006 the cabinet Balkenende II, with Mr.dr. J.P. Balkenende (CDA) as prime minister.
March 27 » HMSScylla, a decommissioned Leander-class frigate, is sunk as an artificial reef off Cornwall, the first of its kind in Europe.
April 1 » Google announces Gmail to the public.
May 1 » Cyprus, Czech Republic, Estonia, Hungary, Latvia, Lithuania, Malta, Poland, Slovakia, and Slovenia join the European Union, celebrated at the residence of the Irish President in Dublin.
September 3 » Beslan school siege results in over 330 fatalities, including 186 children.
October 29 » The Arabic-language news network Al Jazeera broadcasts an excerpt from a 2004 Osama bin Laden video in which the terrorist leader first admits direct responsibility for the September 11, 2001 attacks and references the 2004 U.S. presidential election.
December 27 » Radiation from an explosion on the magnetar SGR 1806-20 reaches Earth. It is the brightest extrasolar event known to have been witnessed on the planet.
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/I135163.php : accessed January 4, 2026), "Pietertje Couperus (1917-2004)".
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