The temperature on February 25, 1917 was between 1.7 °C and 7.3 °C and averaged 3.6 °C. There was 0.1 mm of rain. There was 2.6 hours of sunshine (25%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south-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.
February 23 » First demonstrations in Saint Petersburg, Russia. The beginning of the February Revolution (March 8 in the Gregorian calendar).
May 27 » Pope Benedict XV promulgates the 1917 Code of Canon Law, the first comprehensive codification of Catholic canon law in the legal history of the Catholic Church.
June 28 » World War I: Greece joins the Allied powers.
July 17 » King George V issues a Proclamation stating that the male line descendants of the British Royal Family will bear the surname Windsor.
November 20 » World War I: Battle of Cambrai begins: British forces make early progress in an attack on German positions but are later pushed back.
December 7 » World War I: The United States declares war on Austria-Hungary.
Day of marriage February 5, 1944
The temperature on February 5, 1944 was between 2.3 °C and 6.6 °C and averaged 4.2 °C. There was 0.7 mm of rain during 0.6 hours. There was 3.7 hours of sunshine (40%). The average windspeed was 5 Bft (very strong wind) and was prevailing from the north-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.
January 27 » World War II: The 900-day Siege of Leningrad is lifted.
February 17 » World War II: Operation Hailstone begins: U.S. naval air, surface, and submarine attack against Truk Lagoon, Japan's main base in the central Pacific, in support of the Eniwetok invasion.
March 4 » World War II: After the success of Big Week, the USAAF begins a daylight bombing campaign of Berlin.
August 1 » World War II: The Warsaw Uprising against the Nazi German occupation breaks out in Warsaw, Poland.
August 7 » IBM dedicates the first program-controlled calculator, the Automatic Sequence Controlled Calculator (known best as the Harvard Mark I).
October 7 » World War II: During an uprising at Birkenau concentration camp, Jewish prisoners burn down Crematorium IV.
Day of death August 13, 1984
The temperature on August 13, 1984 was between 11.9 °C and 25.5 °C and averaged 19.0 °C. There was -0.1 mm of rain. There was 7.6 hours of sunshine (51%). The partly clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the northeast. Source: KNMI
In The Netherlands , there was from Thursday, November 4, 1982 to Monday, July 14, 1986 the cabinet Lubbers I, with Drs. R.F.M. Lubbers (CDA) as prime minister.
January 7 » Brunei becomes the sixth member of the Association of Southeast Asian Nations (ASEAN).
January 22 » The Apple Macintosh, the first consumer computer to popularize the computer mouse and the graphical user interface, is introduced during a Super Bowl XVIII television commercial.
February 7 » Space Shuttle program: STS-41-B Mission: Astronauts Bruce McCandless II and Robert L. Stewart make the first untethered space walk using the Manned Maneuvering Unit (MMU).
September 7 » An explosion on board a Maltese patrol boat disposing of illegal fireworks at sea off Gozo kills seven soldiers and policemen.
October 11 » Aboard the Space Shuttle Challenger, astronaut Kathryn D. Sullivan becomes the first American woman to perform a space walk.
December 4 » Sri Lankan Civil War: Sri Lankan Army soldiers kill 107–150 civilians in Mannar.
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/I189057.php : accessed October 20, 2026), "Roelf Postma (1917-1984)".
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