The temperature on April 9, 1921 was between 3.8 °C and 16.6 °C and averaged 10.3 °C. There was 0.9 mm of rain. There was 6.2 hours of sunshine (46%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the east. 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 20 » The British K-class submarine HMS K5 sinks in the English Channel; all 56 on board die.
February 22 » After Russian forces under Baron Roman von Ungern-Sternberg drive the Chinese out, the Bogd Khan is reinstalled as the emperor of Mongolia.
March 1 » Following mass protests in Petrograd demanding greater freedom in the RSFSR, the Kronstadt rebellion began, with sailors and citizens taking up arms against the Bolsheviks.
March 20 » The Upper Silesia plebiscite was a plebiscite mandated by the Versailles Treaty to determine a section of the border between Weimar Germany and Poland.
June 20 » Workers of Buckingham and Carnatic Mills in the city of Chennai, India, begin a four-month strike.
July 27 » Researchers at the University of Toronto, led by biochemist Frederick Banting, prove that the hormone insulin regulates blood sugar.
Day of death May 21, 2011
The temperature on May 21, 2011 was between 4.8 °C and 22.1 °C and averaged 14.5 °C. There was 14.2 hours of sunshine (89%). 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 Thursday, October 14, 2010 to Monday, November 5, 2012 the cabinet Rutte I, with Mark Rutte (VVD) as prime minister.
February 17 » Arab Spring: Libyan protests against Muammar Gaddafi's regime begin. In Bahrain, security forces launched a deadly pre-dawn raid on protesters in Pearl Roundabout in Manama, the day is locally known as Bloody Thursday.
April 6 » In San Fernando, Tamaulipas, Mexico, over 193 victims of Los Zetas were exhumed from several mass graves.
July 21 » NASA's Space Shuttle program ends with the landing of Space Shuttle Atlantis on mission STS-135 at NASA's Kennedy Space Center.
September 7 » A plane crash in Russia kills 43 people, including nearly the entire roster of the Lokomotiv Yaroslavl Kontinental Hockey League team.
September 20 » The United States military ends its "Don't ask, don't tell" policy, allowing gay men and women to serve openly for the first time.
November 8 » The potentially hazardous asteroid 2005 YU55 passes 0.85 lunar distances from Earth (about 324,600 kilometres or 201,700 miles), the closest known approach by an asteroid of its brightness since 2010 XC15 in 1976.
When copying data from this family tree, please include a reference to the origin: Pauline Berens BC, "Local Heritage Book Barger-Compascuum", database, Genealogy Online (https://www.genealogieonline.nl/ofb-barger-compascuum/I62537.php : accessed January 31, 2026), "Zwaantje de Boer (1921-2011)".
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