The temperature on December 15, 1887 was about 6.4 °C. There was 0.6 mm of rain. The air pressure was 30 kgf/m2 and came mainly from the south-southwest. The airpressure was 75 cm mercury. The atmospheric humidity was 95%. Source: KNMI
In The Netherlands , there was from April 23, 1884 to April 21, 1888 the cabinet Heemskerk, with Mr. J. Heemskerk Azn. (conservatief) as prime minister.
January 20 » The United States Senate allows the Navy to lease Pearl Harbor as a naval base.
April 4 » Argonia, Kansas elects Susanna M. Salter as the first female mayor in the United States.
May 9 » Buffalo Bill Cody's Wild West Show opens in London.
June 8 » Herman Hollerith applies for US patent #395,781 for the 'Art of Compiling Statistics', which was his punched card calculator.
June 23 » The Rocky Mountains Park Act becomes law in Canada creating the nation's first national park, Banff National Park.
September 5 » A fire at the Theatre Royal, Exeter, kills 186.
Day of marriage May 9, 1917
The temperature on May 9, 1917 was between 4.9 °C and 17.2 °C and averaged 10.8 °C. There was 13.2 hours of sunshine (86%). 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.
May 21 » The Imperial War Graves Commission is established through royal charter to mark, record, and maintain the graves and places of commemoration of the British Empire's military forces.
June 7 » World War I: Battle of Messines: Allied soldiers detonate a series of mines underneath German trenches at Messines Ridge, killing 10,000 German troops.
June 13 » World War I: The deadliest German air raid on London of the war is carried out by Gotha G.IV bombers and results in 162 deaths, including 46 children, and 432 injuries.
June 28 » World War I: Greece joins the Allied powers.
July 20 » World War I: The Corfu Declaration, which leads to the creation of the post-war Kingdom of Yugoslavia, is signed by the Yugoslav Committee and Kingdom of Serbia.
December 6 » World War I: USSJacob Jones is the first American destroyer to be sunk by enemy action when it is torpedoed by German submarine SMU-53.
Day of death October 15, 1981
The temperature on October 15, 1981 was between 0.1 °C and 8.8 °C and averaged 4.8 °C. There was -0.1 mm of rain. The partly or heavily clouded was. The average windspeed was 1 Bft (weak wind) and was prevailing from the north-northeast. Source: KNMI
In The Netherlands , there was from Monday, December 19, 1977 to Friday, September 11, 1981 the cabinet Van Agt I, with Mr. A.A.M. van Agt (CDA/KVP) as prime minister.
In The Netherlands , there was from Friday, September 11, 1981 to Saturday, May 29, 1982 the cabinet Van Agt II, with Mr. A.A.M. van Agt (CDA) as prime minister.
March 30 » U.S. President Ronald Reagan is shot in the chest outside a Washington, D.C., hotel by John Hinckley, Jr.; three others are wounded in the same incident.
May 21 » Transamerica Corporation agrees to sell United Artists to Metro-Goldwyn-Mayer for $380million after the box office failure of the 1980 film Heaven's Gate.
June 16 » US President Ronald Reagan awards the Congressional Gold Medal to Ken Taylor, Canada's former ambassador to Iran, for helping six Americans escape from Iran during the hostage crisis of 1979–81; he is the first foreign citizen bestowed the honor.
June 18 » The Lockheed F-117 Nighthawk, the first operational aircraft initially designed around stealth technology, makes its first flight.
August 7 » The Washington Star ceases all operations after 128 years of publication.
August 30 » President Mohammad-Ali Rajai and Prime Minister Mohammad-Javad Bahonar of Iran are assassinated in a bombing committed by the People's Mujahedin of Iran.
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/I84798.php : accessed October 11, 2026), "Berend Koops (1887-1981)".
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