The temperature on May 9, 1914 was between 5.0 °C and 12.2 °C and averaged 8.3 °C. There was 3.2 mm of rain. There was 2.1 hours of sunshine (14%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the west-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.
June 12 » Massacre of Phocaea: Turkish irregulars slaughter 50 to 100 Greeks and expel thousands of others in an ethnic cleansing operation in the Ottoman Empire.
August 17 » World War I: Battle of Stallupönen: The German army of General Hermann von François defeats the Russian force commanded by Paul von Rennenkampf near modern-day Nesterov, Russia.
August 25 » World War I: The library of the Catholic University of Leuven is deliberately destroyed by the German Army. Hundreds of thousands of irreplaceable volumes and Gothic and Renaissance manuscripts are lost.
December 14 » Lisandro de la Torre and others found the Democratic Progressive Party (Partido Demócrata Progresista, PDP) at the Hotel Savoy, Buenos Aires, Argentina.
December 15 » A gas explosion at Mitsubishi Hōjō coal mine, in Kyushu, Japan, kills 687.
December 15 » World War I: The Serbian Army recaptures Belgrade from the invading Austro-Hungarian Army.
Day of marriage May 28, 1943
The temperature on May 28, 1943 was between 7.7 °C and 20.7 °C and averaged 14.8 °C. There was 8.2 hours of sunshine (50%). The average windspeed was 2 Bft (weak wind) and was prevailing from the northwest. 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.
February 18 » World War II: Joseph Goebbels delivers his Sportpalast speech.
June 25 » The Holocaust: Jews in the Częstochowa Ghetto in Poland stage an uprising against the Nazis.
September 7 » World War II: The German 17th Army begins its evacuation of the Kuban bridgehead (Taman Peninsula) in southern Russia and moves across the Strait of Kerch to the Crimea.
October 19 » The cargo vessel Sinfra is attacked by Allied aircraft at Crete and sunk. 2,098 Italian prisoners of war drown with it.
November 23 » World War II: The Deutsche Opernhaus on Bismarckstraße in the Berlin neighborhood of Charlottenburg is destroyed. It will eventually be rebuilt in 1961 and be called the Deutsche Oper Berlin.
December 5 » World War II: Allied air forces begin attacking Germany's secret weapons bases in Operation Crossbow.
Day of death December 20, 1999
The temperature on December 20, 1999 was between -3.1 °C and 4.9 °C and averaged 1.2 °C. There was -0.1 mm of rain. There was 2.6 hours of sunshine (34%). The partly or heavily clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the west-northwest. 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.
May 1 » SpongeBob SquarePants premieres on Nickelodeon.
May 29 » Olusegun Obasanjo takes office as President of Nigeria, the first elected and civilian head of state in Nigeria after 16 years of military rule.
July 20 » The Chinese Communist Party begins a persecution campaign against Falun Gong, arresting thousands nationwide.
July 31 » Discovery Program: Lunar Prospector: NASA intentionally crashes the spacecraft into the Moon, thus ending its mission to detect frozen water on the Moon's surface.
December 21 » Cubana de Aviación Flight 1216 overshoots the runway at La Aurora International Airport, killing 18.
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/I142228.php : accessed October 17, 2026), "Derk Postmus (1914-1999)".
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