The temperature on July 23, 1921 was between 15.3 °C and 21.3 °C and averaged 18.7 °C. There was 0.9 mm of rain. There was 0.2 hours of sunshine (1%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the southwest. 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.
February 12 » Bolsheviks launch a revolt in Georgia as a preliminary to the Red Army invasion of Georgia.
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.
May 19 » The United States Congress passes the Emergency Quota Act establishing national quotas on immigration.
July 11 » The Red Army captures Mongolia from the White Army and establishes the Mongolian People's Republic.
July 22 » Rif War: The Spanish Army suffers its worst military defeat in modern times to the Berbers of the Rif region of Spanish Morocco.
August 23 » British airship R-38 experiences structural failure over Hull in England and crashes in the Humber Estuary. Of her 49 British and American training crew, only four survive.
Day of death September 7, 2000
The temperature on September 7, 2000 was between 14.8 °C and 18.6 °C and averaged 15.9 °C. There was -0.1 mm of rain. There was 2.6 hours of sunshine (20%). The heavily clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west. Source: KNMI
February 29 » Second Chechen War: Eighty-four Russian paratroopers are killed in a rebel attack on a guard post near Ulus Kert.
April 3 » United States v. Microsoft Corp.: Microsoft is ruled to have violated United States antitrust law by keeping "an oppressive thumb" on its competitors.
April 22 » In a pre-dawn raid, federal agents seize six-year-old Elián González from his relatives' home in Miami.
June 7 » The United Nations defines the Blue Line as the border between Israel and Lebanon.
September 14 » Microsoft releases Windows ME.
December 30 » Rizal Day bombings: A series of bombs explode in various places in Metro Manila, Philippines within a period of a few hours, killing 22 and injuring about a hundred.
When copying data from this family tree, please include a reference to the origin: Van Knippenberg, "Family tree Van Knippenberg", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-van-knippenberg/I4435.php : accessed March 8, 2026), "Marie O. Knippenberg (1921-2000)".
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