The temperature on April 23, 1915 was between 0.1 °C and 11.3 °C and averaged 6.5 °C. There was 9.0 hours of sunshine (63%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the 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 19 » German strategic bombing during World War I: German zeppelins bomb the towns of Great Yarmouth and King's Lynn in the United Kingdom killing at least 20 people, in the first major aerial bombardment of a civilian target.
May 7 » World War I: German submarine U-20 sinks RMS Lusitania, killing 1,198 people, including 128 Americans. Public reaction to the sinking turns many former pro-Germans in the United States against the German Empire.
May 24 » World War I: Italy declares war on Austria-Hungary, joining the conflict on the side of the Allies.
July 7 » Colombo Town Guard officer Henry Pedris is executed in British Ceylon for allegedly inciting persecution of Muslims.
October 12 » World War I: British nurse Edith Cavell is executed by a German firing squad for helping Allied soldiers escape from Belgium
December 20 » World War I: The last Australian troops are evacuated from Gallipoli.
Day of death January 31, 1974
The temperature on January 31, 1974 was between 2.7 °C and 9.3 °C and averaged 6.0 °C. There was 0.7 mm of rain during 1.0 hours. There was 2.5 hours of sunshine (28%). The partly clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south. Source: KNMI
In The Netherlands , there was from Friday, May 11, 1973 to Monday, December 19, 1977 the cabinet Den Uyl, with Drs. J.M. den Uyl (PvdA) as prime minister.
February 21 » The last Israeli soldiers leave the west bank of the Suez Canal pursuant to a truce with Egypt.
March 29 » NASA's Mariner 10 becomes the first space probe to fly by Mercury.
July 27 » Watergate scandal: The House of Representatives Judiciary Committee votes 27 to 11 to recommend the first article of impeachment (for obstruction of justice) against President Richard Nixon.
August 30 » A Belgrade–Dortmund express train derails at the main train station in Zagreb killing 153 passengers.
November 24 » Donald Johanson and Tom Gray discover the 40% complete Australopithecus afarensis skeleton, nicknamed "Lucy" (after The Beatles song "Lucy in the Sky with Diamonds"), in the Awash Valley of Ethiopia's Afar Depression.
December 19 » Nelson Rockefeller is sworn in as Vice President of the United States under President Gerald Ford under the provisions of the 25th Amendment to the United States Constitution.
When copying data from this family tree, please include a reference to the origin: Hans Weening, "Family tree Weening", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-weening/I208030.php : accessed October 16, 2026), "Gerhardus Couperus (1915-1974)".
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