The temperature on June 19, 1919 was between 8.2 °C and 23.8 °C and averaged 17.1 °C. There was 10.6 hours of sunshine (63%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the southwest. Source: KNMI
In The Netherlands , there was from September 9, 1918 to September 18, 1922 the cabinet Ruys de Beerenbrouck I, with Jonkheer mr. Ch.J.M. Ruys de Beerenbrouck (RKSP) as prime minister.
January 18 » Ignacy Jan Paderewski becomes Prime Minister of the newly independent Poland.
June 4 » Women's rights: The U.S. Congress approves the 19th Amendment to the United States Constitution, which guarantees suffrage to women, and sends it to the U.S. states for ratification.
September 18 » Fritz Pollard becomes the first African American to play professional football for a major team, the Akron Pros.
September 22 » The steel strike of 1919, led by the Amalgamated Association of Iron and Steel Workers, begins in Pennsylvania before spreading across the United States.
October 7 » KLM, the flag carrier of the Netherlands, is founded. It is the oldest airline still operating under its original name.
December 17 » Uruguay becomes a signatory to the Buenos Aires copyright treaty.
Day of marriage April 20, 1940
The temperature on April 20, 1940 was between 6.1 °C and 19.4 °C and averaged 12.0 °C. There was 0.1 mm of rain during 0.3 hours. There was 9.6 hours of sunshine (68%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south. 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.
March 18 » World War II: Adolf Hitler and Benito Mussolini meet at the Brenner Pass in the Alps and agree to form an alliance against France and the United Kingdom.
June 28 » Romania cedes Bessarabia (current-day Moldova) to the Soviet Union after facing an ultimatum.
September 7 » Romania returns Southern Dobruja to Bulgaria under the Treaty of Craiova.
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 27 » World War II: The Tripartite Pact is signed in Berlin by Germany, Japan and Italy.
December 9 » World War II: Operation Compass: British and Indian troops under the command of Major-General Richard O'Connor attack Italian forces near Sidi Barrani in Egypt.
Day of death April 12, 2011
The temperature on April 12, 2011 was between 5.6 °C and 11.2 °C and averaged 8.4 °C. There was 0.7 mm of rain during 0.7 hours. There was 8.3 hours of sunshine (61%). The partly clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the northwest. Source: KNMI
In The Netherlands , there was from Thursday, October 14, 2010 to Monday, November 5, 2012 the cabinet Rutte I, with Mark Rutte (VVD) as prime minister.
March 11 » An earthquake measuring 9.0 in magnitude strikes 130km (81mi) east of Sendai, Japan, triggering a tsunami killing thousands of people. This event also triggered the second largest nuclear accident in history, and one of only two events to be classified as a Level 7 on the International Nuclear Event Scale.
June 1 » Space Shuttle Endeavour makes its final landing after 25 flights.
July 13 » United Nations Security Council Resolution 1999 is adopted, which admits South Sudan to member status of United Nations.
July 30 » Marriage of Queen Elizabeth II's eldest granddaughter Zara Phillips to former rugby union footballer Mike Tindall.
August 26 » The Boeing 787 Dreamliner, Boeing's all-new composite airliner, receives certification from the EASA and the FAA.
December 31 » Samoa and Tokelau skip the day of December 30, 2011 as they jump to the other side of International Date Line, changing their timezones.
When copying data from this family tree, please include a reference to the origin: Eva Drenth, "Family tree Diverse", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-drenth/I24535.php : accessed February 7, 2026), "Jan Postma (1919-2011)".
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