The temperature on April 8, 1911 was between -0.5 °C and 11.6 °C and averaged 5.7 °C. There was 5.6 hours of sunshine (42%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the northeast. Source: KNMI
March 29 » The M1911 .45 ACP pistol becomes the official U.S. Army side arm.
May 9 » The works of Gabriele D'Annunzio are placed in the Index of Forbidden Books by the Vatican.
May 19 » Parks Canada, the world's first national park service, is established as the Dominion Parks Branch under the Department of the Interior.
May 31 » The President of Mexico Porfirio Díaz flees the country during the Mexican Revolution.
August 29 » The Canadian Naval Service becomes the Royal Canadian Navy.
September 29 » Italy declares war on the Ottoman Empire.
Day of death September 5, 1973
The temperature on September 5, 1973 was between 12.4 °C and 29.1 °C and averaged 20.4 °C. There was 0.1 mm of rain. There was 7.4 hours of sunshine (55%). The partly clouded was. The average windspeed was 1 Bft (weak wind) and was prevailing from the south-southwest. 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.
January 23 » United States President Richard Nixon announces that a peace accord has been reached in Vietnam.
February 27 » The American Indian Movement occupies Wounded Knee in protest of the federal government.
May 17 » Watergate scandal: Televised hearings begin in the United States Senate.
July 29 » Greeks vote to abolish the monarchy, beginning the first period of the Metapolitefsi.
August 23 » A bank robbery gone wrong in Stockholm, Sweden, turns into a hostage crisis; over the next five days the hostages begin to sympathise with their captors, leading to the term "Stockholm syndrome".
September 19 » King Carl XVI Gustaf of Sweden has his investiture.
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/I190332.php : accessed August 28, 2026), "Jakob de Boer (1911-1973)".
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