The temperature on December 22, 1881 was about 1.5 °C. There was 0.2 mm of rain. The air pressure was 1 kgf/m2 and came mainly from the southwest. The airpressure was 76 cm mercury. The atmospheric humidity was 94%. Source: KNMI
In The Netherlands , there was from August 20, 1879 to April 23, 1883 the cabinet Van Lijnden van Sandenburg, with Mr. C.Th. baron Van Lijnden van Sandenburg (conservatief-AR) as prime minister.
February 16 » The Canadian Pacific Railway is incorporated by Act of Parliament at Ottawa (44th Vic., c.1).
April 14 » The Four Dead in Five Seconds Gunfight is fought in El Paso, Texas.
June 13 » The USS Jeannette is crushed in an Arctic Ocean ice pack.
October 13 » First known conversation in modern Hebrew by Eliezer Ben-Yehuda and friends.
November 3 » The Mapuche uprising of 1881 begins in Chile.
November 9 » Mapuche rebels attack the fortified Chilean settlement of Temuco.
Day of marriage May 5, 1917
The temperature on May 5, 1917 was between 5.7 °C and 22.2 °C and averaged 14.0 °C. There was 6.7 hours of sunshine (44%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the north-northeast. Source: KNMI
In The Netherlands , there was from August 29, 1913 to September 9, 1918 the cabinet Cort van der Linden, with Mr. P.W.A. Cort van der Linden (liberaal) as prime minister.
January 31 » World War I: Germany announces that its U-boats will resume unrestricted submarine warfare after a two-year hiatus.
February 5 » The current constitution of Mexico is adopted, establishing a federal republic with powers separated into independent executive, legislative, and judicial branches.
March 15 » Tsar Nicholas II of Russia abdicates the Russian throne ending the 304-year Romanov dynasty.
October 4 » World War I: The Battle of Broodseinde is fought between the British and German armies in Flanders.
October 12 » World War I: The First Battle of Passchendaele takes place resulting in the largest single-day loss of life in New Zealand history.
Day of death July 20, 1959
The temperature on July 20, 1959 was between 11.0 °C and 23.7 °C and averaged 17.6 °C. There was 14.3 hours of sunshine (89%). The almost cloudless was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the north-northwest. Source: KNMI
When copying data from this family tree, please include a reference to the origin: Gert Pieters, "Family tree Koops", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-koops/I701.php : accessed January 12, 2026), "Reinder Koops (1881-1959)".
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