The temperature on April 17, 1920 was between 5.3 °C and 14.1 °C and averaged 10.8 °C. There was 3.2 mm of rain. There was 1.7 hours of sunshine (12%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the east-northeast. 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 19 » The American Civil Liberties Union (ACLU) is founded.
June 4 » Hungary loses 71% of its territory and 63% of its population when the Treaty of Trianon is signed in Paris.
August 10 » World War I: Ottoman sultan Mehmed VI's representatives sign the Treaty of Sèvres that divides up the Ottoman Empire between the Allies.
August 13 » Polish–Soviet War: The Battle of Warsaw begins and will last till August 25. The Red Army is defeated.
September 1 » The Fountain of Time opens as a tribute to the 100 years of peace between the United States and Great Britain following the Treaty of Ghent.
October 30 » The Communist Party of Australia is founded in Sydney.
Day of marriage January 24, 1946
The temperature on January 24, 1946 was between -2.1 °C and 1.4 °C and averaged -0.4 °C. The average windspeed was 2 Bft (weak wind) and was prevailing from the south-southeast. 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 22 » Creation of the Central Intelligence Group, forerunner of the Central Intelligence Agency.
February 14 » The Bank of England is nationalized.
June 18 » Dr. Ram Manohar Lohia, a Socialist, calls for a Direct Action Day against the Portuguese in Goa.
July 26 » Aloha Airlines begins service from Honolulu International Airport.
December 17 » Kurdistan flag day, the flag of Kurdistan was raised for the first time in Mahabad in eastern Kurdistan (Iran).
December 31 » President Harry S. Truman officially proclaims the end of hostilities in World War II.
Day of death July 12, 1989
The temperature on July 12, 1989 was between 9.7 °C and 22.9 °C and averaged 16.8 °C. There was 8.0 hours of sunshine (49%). The partly clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the west-northwest. Source: KNMI
In The Netherlands , there was from Tuesday, November 4, 1986 to Tuesday, November 7, 1989 the cabinet Lubbers II, with Drs. R.F.M. Lubbers (CDA) as prime minister.
In The Netherlands , there was from Tuesday, November 7, 1989 to Monday, August 22, 1994 the cabinet Lubbers III, with Drs. R.F.M. Lubbers (CDA) as prime minister.
February 14 » Iranian leader Ruhollah Khomeini issues a fatwa encouraging Muslims to kill Salman Rushdie, author of The Satanic Verses.
April 2 » ASUS corporation is founded.
August 16 » A solar particle event affects computers at the Toronto Stock Exchange, forcing a halt to trading.
September 14 » The Standard Gravure shooting where Joseph T. Wesbecker, a 47-year old pressman, killed 8 people and injured 12 people at his former workplace, Standard Gravure, before committing suicide.
November 7 » Douglas Wilder wins the governor's seat in Virginia, becoming the first elected African American governor in the United States.
December 29 » Czech writer, philosopher and dissident Václav Havel is elected the first post-communist President of Czechoslovakia.
When copying data from this family tree, please include a reference to the origin: Age Leenstra, "Family tree Leenstra Postma", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-leenstra-postma/I294.php : accessed March 5, 2026), "Sibbele Jan Halma (1920-1989)".
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