The temperature on December 26, 1912 was between 3.2 °C and 9.0 °C and averaged 6.4 °C. There was 10.5 mm of rain. The average windspeed was 5 Bft (very strong wind) and was prevailing from the south-southwest. Source: KNMI
January 5 » The 6th All-Russian Conference of the Russian Social Democratic Labour Party (Prague Party Conference) opens. In the course of the conference, Vladimir Lenin and his supporters break from the rest of the party to form the Bolshevik movement.
September 25 » Columbia University Graduate School of Journalism is founded in New York City.
November 2 » Bulgaria defeats the Ottoman Empire in the Battle of Lule Burgas, the bloodiest battle of the First Balkan War, which opens her way to Constantinople.
November 27 » Spain declares a protectorate over the north shore of Morocco.
November 28 » Albania declares its independence from the Ottoman Empire.
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.
May 5 » World War II: Norwegian Campaign: Norwegian squads in Hegra Fortress and Vinjesvingen capitulate to German forces after all other Norwegian forces in southern Norway had laid down their arms.
May 25 » World War II: The German 2nd Panzer Division captures the port of Boulogne-sur-Mer; the surrender of the last French and British troops marks the end of the Battle of Boulogne.
May 28 » World War II: Belgium surrenders to Nazi Germany to end the Battle of Belgium.
September 15 » World War II: The climax of the Battle of Britain, when the Royal Air Force shoots down large numbers of Luftwaffe aircraft.
September 19 » World War II: Witold Pilecki is voluntarily captured and sent to Auschwitz to smuggle out information and start a resistance movement.
November 11 » World War II: In the Battle of Taranto, the Royal Navy launches the first all-aircraft ship-to-ship naval attack in history.
Day of death April 22, 2003
The temperature on April 22, 2003 was between 5.0 °C and 17.5 °C and averaged 11.7 °C. There was 0.1 mm of rain during 0.2 hours. There was 10.0 hours of sunshine (70%). The partly clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the north-northwest. Source: KNMI
In The Netherlands , there was from Monday, July 22, 2002 to Tuesday, May 27, 2003 the cabinet Balkenende I, with Mr.dr. J.P. Balkenende (CDA) as prime minister.
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.
October 15 » China launches Shenzhou 5, its first manned space mission.
October 18 » Bolivian gas conflict: Bolivian President Gonzalo Sánchez de Lozada, is forced to resign and leave Bolivia.
October 31 » Mahathir bin Mohamad resigns as Prime Minister of Malaysia and is replaced by Deputy Prime Minister Abdullah Ahmad Badawi, marking an end to Mahathir's 22 years in power.
November 22 » Baghdad DHL attempted shootdown incident: Shortly after takeoff, a DHL Express cargo plane is struck on the left wing by a surface-to-air missile and forced to land.
December 9 » A blast in the center of Moscow kills six people and wounds several more.
December 26 » The 6.6 Mw Bam earthquake shakes southeastern Iran with a maximum Mercalli intensity of IX (Violent), leaving more than 26,000 dead and 30,000 injured.
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/I119869.php : accessed October 21, 2026), "Sytze de Groot (1912-2003)".
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