The temperature on July 5, 1918 was between 7.5 °C and 19.3 °C and averaged 14.2 °C. There was 4.7 hours of sunshine (28%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west. 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.
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 21 » The last Carolina parakeet dies in captivity at the Cincinnati Zoo.
March 30 » Outburst of bloody March Events in Baku and other locations of Baku Governorate.
May 29 » Armenia defeats the Ottoman Army in the Battle of Sardarabad.
June 22 » The Hammond Circus Train Wreck kills 86 and injures 127 near Hammond, Indiana.
November 7 » Kurt Eisner overthrows the Wittelsbach dynasty in the Kingdom of Bavaria.
December 17 » Darwin Rebellion: Up to 1,000 demonstrators march on Government House in Darwin, Northern Territory, Australia.
Day of death September 15, 1997
The temperature on September 15, 1997 was between 9.2 °C and 18.8 °C and averaged 14.0 °C. There was 5.6 hours of sunshine (44%). 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 Monday, August 22, 1994 to Monday, August 3, 1998 the cabinet a href="https://nl.wikipedia.org/wiki/Kabinet-Kok_I" class="extern">Kok I, with W. Kok (PvdA) as prime minister.
March 18 » The tail of a Russian Antonov An-24 charter plane breaks off while en route to Turkey causing the plane to crash and killing all 50 people on board.
April 29 » The Chemical Weapons Convention of 1993 enters into force, outlawing the production, stockpiling and use of chemical weapons by its signatories.
June 28 » Holyfield–Tyson II: Mike Tyson is disqualified in the third round for biting a piece off Evander Holyfield's ear.
July 2 » The Bank of Thailand floats the baht, triggering the Asian financial crisis.
July 10 » Miguel Ángel Blanco, a member of Partido Popular (Spain), is kidnapped (and later murdered) in the Basque city of Ermua by ETA members, sparking widespread protests.
July 20 » The fully restored USSConstitution (a.k.a. Old Ironsides) celebrates its 200th birthday by setting sail for the first time in 116 years.
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/I1029.php : accessed January 6, 2026), "Hendrik Duinkerken (1918-1997)".
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