The temperature on July 29, 1911 was between 17.5 °C and 30.4 °C and averaged 24.6 °C. There was 12.0 hours of sunshine (76%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the east-southeast. Source: KNMI
April 2 » The Australian Bureau of Statistics conducts the country's first national census.
April 6 » During the Battle of Deçiq, Dedë Gjon Luli Dedvukaj, leader of the Malësori Albanians, raises the Albanian flag in the town of Tuzi, Montenegro, for the first time after George Kastrioti (Skanderbeg).
June 22 » George V and Mary of Teck are crowned King and Queen of the United Kingdom of Great Britain and Ireland.
August 24 » Manuel de Arriaga is elected and sworn-in as the first President of Portugal.
November 3 » Chevrolet officially enters the automobile market in competition with the Ford Model T.
November 17 » Omega Psi Phi fraternity was founded on the campus of Howard University in Washington, D.C.
Day of marriage April 25, 1946
The temperature on April 25, 1946 was between 6.4 °C and 14.6 °C and averaged 10.6 °C. There was 6.2 hours of sunshine (43%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the south. Source: KNMI
From June 24, 1945 till July 3, 1946 the Netherlands had a cabinet Schermerhorn - Drees with the prime ministers Prof. ir. W. Schermerhorn (VDB) and W. Drees (PvdA).
In The Netherlands , there was from July 3, 1946 to August 7, 1948 the cabinet Beel I, with Dr. L.J.M. Beel (KVP) as prime minister.
January 3 » Popular Canadian American jockey George Woolf dies in a freak accident during a race; the annual George Woolf Memorial Jockey Award is created to honor him.
January 31 » The Democratic Republic of Vietnam introduces the đồng to replace the French Indochinese piastre at par.
February 12 » World War II: Operation Deadlight ends after scuttling 121 of 154 captured U-boats.
May 10 » First successful launch of an American V-2 rocket at White Sands Proving Ground.
August 7 » The government of the Soviet Union presented a note to its Turkish counterparts which refuted the latter's sovereignty over the Turkish Straits, thus beginning the Turkish Straits crisis.
December 9 » The "Subsequent Nuremberg trials" begin with the "Doctors' trial", prosecuting physicians and officers alleged to be involved in Nazi human experimentation and mass murder under the guise of euthanasia.
Day of death August 16, 1973
The temperature on August 16, 1973 was between 14.1 °C and 29.5 °C and averaged 22.0 °C. There was 13.1 hours of sunshine (89%). The average windspeed was 2 Bft (weak wind) and was prevailing from the south east. Source: KNMI
In The Netherlands , there was from Thursday, July 20, 1972 to Friday, May 11, 1973 the cabinet Biesheuvel II, with Mr. B.W. Biesheuvel (ARP) as prime minister.
In The Netherlands , there was from Friday, May 11, 1973 to Monday, December 19, 1977 the cabinet Den Uyl, with Drs. J.M. den Uyl (PvdA) as prime minister.
April 3 » Martin Cooper of Motorola makes the first handheld mobile phone call to Joel S. Engel of Bell Labs.
May 18 » Aeroflot Flight 109 is hijacked mid-flight and the aircraft is subsequently destroyed when the hijacker's bomb explodes, killing all 82 people on board.
September 20 » Billie Jean King beats Bobby Riggs in the Battle of the Sexes tennis match at the Houston Astrodome.
October 8 » Yom Kippur War: Israel loses more than 150 tanks in a failed attack on Egyptian-occupied positions.
October 20 » "Saturday Night Massacre": United States President Richard Nixon fires U.S. Attorney General Elliot Richardson and Deputy Attorney General William Ruckelshaus after they refuse to fire special prosecutor Archibald Cox, who is finally fired by Robert Bork.
December 9 » British and Irish authorities sign the Sunningdale Agreement in an attempt to establish a power-sharing Northern Ireland Executive and a cross-border Council of Ireland.
When copying data from this family tree, please include a reference to the origin: Gert Jonker, "Family tree Jonker", database, Genealogy Online (https://www.genealogieonline.nl/jonker_stamboom/I20706.php : accessed February 19, 2026), "Janke Akke Postma (1911-1973)".
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