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.
July 23 » Austria-Hungary issues a series of demands in an ultimatum to the Kingdom of Serbia demanding Serbia to allow the Austrians to determine who assassinated Archduke Franz Ferdinand. Serbia accepts all but one of those demands and Austria declares war on July 28.
August 9 » Start of the Battle of Mulhouse, part of a French attempt to recover the province of Alsace and the first French offensive of World War I.
October 18 » The Schoenstatt Movement is founded in Germany.
November 1 » World War I: The Australian Imperial Force (AIF) departed by ship in a single convoy from Albany, Western Australia bound for Egypt.
November 13 » Zaian War: Berber tribesmen inflict the heaviest defeat of French forces in Morocco at the Battle of El Herri.
December 16 » World War I: Admiral Franz von Hipper commands a raid on Scarborough, Hartlepool and Whitby.
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 14 » World War II: Tunisia Campaign: General Hans-Jürgen von Arnim's Fifth Panzer Army launches a concerted attack against Allied positions in Tunisia.
February 23 » A fire breaks out at Saint Joseph's Orphanage, County Cavan, Ireland, killing 35 children and one adult.
March 22 » World War II: The entire village of Khatyn (in what is the present-day Republic of Belarus) is burnt alive by Schutzmannschaft Battalion 118.
July 1 » The City of Tokyo and the Prefecture of Tokyo are both replaced by the Tokyo Metropolis.
September 3 » World War II: The Allied invasion of Italy begins on the same day that U.S. General Dwight D. Eisenhower and Italian Marshal Pietro Badoglio sign the Armistice of Cassibile aboard the Royal Navy battleship HMSNelson off Malta.
October 13 » World War II: Marshal Pietro Badoglio announces that Italy has officially declared war on Germany.
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
April 18 » Wayne Gretzky, the National Hockey League's all-time points scorer, plays his final game at Madison Square Garden as a teammate of the New York Rangers in a 2-1 overtime loss to the Pittsburgh Penguins. Gretzky recorded his final career point, an assist, bringing his career point total to 2,857.
July 20 » The Chinese Communist Party begins a persecution campaign against Falun Gong, arresting thousands nationwide.
July 23 » ANA Flight 61 is hijacked in Tokyo, Japan by Yuji Nishizawa.
August 10 » Los Angeles Jewish Community Center shooting.
November 9 » TAESA Flight 725 crashes after takeoff from Uruapan International Airport in Uruapan, Michoacán, Mexico, killing all 18 people on board.
November 11 » The House of Lords Act is given Royal Assent, restricting membership of the British House of Lords by virtue of a hereditary peerage.
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 18, 2026), "Derk Postmus (1914-1999)".
Copy warning
Genealogical publications are copyright protected. Although data is often retrieved from public archives, the searching, interpreting, collecting, selecting and sorting of the data results in a unique product. Copyright protected work may not simply be copied or republished.
Please stick to the following rules
Request permission to copy data or at least inform the author, chances are that the author gives permission, often the contact also leads to more exchange of data.
Do not use this data until you have checked it, preferably at the source (the archives).
State from whom you have copied the data and ideally also his/her original source.