The temperature on September 6, 1911 was between 10.4 °C and 24.1 °C and averaged 16.6 °C. There was 10.3 hours of sunshine (77%). The average windspeed was 2 Bft (weak wind) and was prevailing from the west-northwest. Source: KNMI
January 12 » The University of the Philippines College of Law is formally established; three future Philippine presidents are among the first enrollees.
January 14 » Roald Amundsen's South Pole expedition makes landfall on the eastern edge of the Ross Ice Shelf.
January 29 » Mexican Revolution: Mexicali is captured by the Mexican Liberal Party, igniting the Magonista rebellion of 1911.
May 23 » The New York Public Library is dedicated.
October 5 » The Kowloon–Canton Railway commences service.
December 29 » Sun Yat-sen becomes the provisional President of the Republic of China; he formally takes office on January 1, 1912.
Day of marriage August 5, 1933
The temperature on August 5, 1933 was between 15.3 °C and 23.5 °C and averaged 18.5 °C. There was 8.7 hours of sunshine (57%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the northeast. Source: KNMI
In The Netherlands , there was from August 10, 1929 to May 26, 1933 the cabinet Ruys de Beerenbrouck III, with Jonkheer mr. Ch.J.M. Ruys de Beerenbrouck (RKSP) as prime minister.
In The Netherlands , there was from May 26, 1933 to July 31, 1935 the cabinet Colijn II, with Dr. H. Colijn (ARP) as prime minister.
February 17 » Newsweek magazine is first published.
March 5 » Adolf Hitler's Nazi Party receives 43.9% at the Reichstag elections, which allows the Nazis to later pass the Enabling Act and establish a dictatorship.
March 23 » The Reichstag passes the Enabling Act of 1933, making Adolf Hitler dictator of Germany.
March 28 » The Imperial Airways biplane City of Liverpool is believed to be the first airliner lost to sabotage when a passenger sets a fire on board.
March 31 » The Civilian Conservation Corps is established with the mission of relieving rampant unemployment in the United States.
June 16 » The National Industrial Recovery Act is passed in the United States, allowing businesses to avoid antitrust prosecution if they establish voluntary wage, price, and working condition regulations on an industry-wide basis.
Day of death February 21, 1980
The temperature on February 21, 1980 was between 1.4 °C and 10.3 °C and averaged 4.8 °C. There was 8.9 hours of sunshine (86%). The almost cloudless was. The average windspeed was 2 Bft (weak wind) and was prevailing from the south-southeast. Source: KNMI
In The Netherlands , there was from Monday, December 19, 1977 to Friday, September 11, 1981 the cabinet Van Agt I, with Mr. A.A.M. van Agt (CDA/KVP) as prime minister.
February 23 » Iran hostage crisis: Supreme Leader Ayatollah Ruhollah Khomeini states that Iran's parliament will decide the fate of the American embassy hostages.
March 24 » El Salvadorian Archbishop Óscar Romero is assassinated while celebrating Mass in San Salvador.
April 7 » During the Iran hostage crisis, the United States severs relations with Iran.
April 18 » The Republic of Zimbabwe (formerly Rhodesia) comes into being, with Canaan Banana as the country's first President. The Zimbabwean dollar replaces the Rhodesian dollar as the official currency.
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/I119023.php : accessed January 8, 2026), "Sjoerd Postma (1911-1980)".
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