The temperature on October 23, 1920 was between -4.5 °C and 14.4 °C and averaged 3.7 °C. There was 8.8 hours of sunshine (86%). The average windspeed was 2 Bft (weak wind) 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 2 » The second Palmer Raid, ordered by the US Department of Justice, results in 6,000 suspected communists and anarchists being arrested and held without trial.
January 16 » Zeta Phi Beta Sorority Incorporated was founded on the campus of Howard University.
March 22 » Azeri and Turkish army soldiers with participation of Kurdish gangs attacked the Armenian inhabitants of Shushi (Nagorno Karabakh).
May 7 » Kiev Offensive: Polish troops led by Józef Piłsudski and Edward Rydz-Śmigły and assisted by a symbolic Ukrainian force capture Kiev only to be driven out by the Red Army counter-offensive a month later.
August 16 » The congress of the Communist Party of Bukhara opens. The congress would call for armed revolution.
August 31 » Polish–Soviet War: A decisive Polish victory in the Battle of Komarów.
Day of death August 15, 1989
The temperature on August 15, 1989 was between 16.1 °C and 27.2 °C and averaged 20.5 °C. There was 0.2 mm of rain during 0.6 hours. There was 4.0 hours of sunshine (27%). The partly or heavily clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south-southwest. 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.
April 27 » The April 27 demonstrations, student-led protests responding to the April 26 Editorial, during the Tiananmen Square protests of 1989.
June 7 » Surinam Airways Flight 764 crashes on approach to Paramaribo-Zanderij International Airport in Suriname because of pilot error, killing 176 of 187 aboard.
November 10 » Germans begin to tear down the Berlin Wall.
November 10 » Longtime Bulgarian leader Todor Zhivkov is removed from office and replaced by Petar Mladenov.
November 27 » Avianca Flight 203: A Boeing 727 explodes in mid-air over Colombia, killing all 107 people on board and three people on the ground. The Medellín Cartel will claim responsibility for the attack.
December 22 » Berlin's Brandenburg Gate re-opens after nearly 30 years, effectively ending the division of East and West Germany.
When copying data from this family tree, please include a reference to the origin: W. Rovers, "Family tree Ro(o)vers", database, Genealogy Online (https://www.genealogieonline.nl/stamboom_rovers/I4327.php : accessed February 19, 2026), "Gerardus "Sjra" Derix (1920-1989)".
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