January 1 » The first American college football bowl game, the Rose Bowl between Michigan and Stanford, is held in Pasadena, California.
March 18 » Macario Sakay issues Presidential Order No. 1 of his Tagalog Republic.
April 2 » "Electric Theatre", the first full-time movie theater in the United States, opens in Los Angeles.
April 2 » Dmitry Sipyagin, Minister of Interior of the Russian Empire, is assassinated in the Marie Palace, Saint Petersburg.
April 20 » Pierre and Marie Curie refine radium chloride.
October 24 » Guatemala's Santa María Volcano begins to erupt, becoming the third-largest eruption of the 20th century.
Day of marriage December 24, 1927
The temperature on December 24, 1927 was between 1.2 °C and 5.3 °C and averaged 3.4 °C. There was 1.8 mm of rain. The average windspeed was 2 Bft (weak wind) and was prevailing from the north. Source: KNMI
February 23 » German theoretical physicist Werner Heisenberg writes a letter to fellow physicist Wolfgang Pauli, in which he describes his uncertainty principle for the first time.
May 5 » To the Lighthouse by Virginia Woolf is first published.
May 21 » Charles Lindbergh touches down at Le Bourget Field in Paris, completing the world's first solo nonstop flight across the Atlantic Ocean.
June 29 » The Bird of Paradise, a U.S. Army Air Corps Fokker tri-motor, completes the first transpacific flight, from the mainland United States to Hawaii.
August 1 » The Nanchang Uprising marks the first significant battle in the Chinese Civil War between the Kuomintang and Chinese Communist Party. This day is commemorated as the anniversary of the founding of the People's Liberation Army.
September 7 » The first fully electronic television system is achieved by Philo Farnsworth.
Day of death May 10, 1993
The temperature on May 10, 1993 was between 11.6 °C and 25.2 °C and averaged 18.0 °C. There was 1.5 mm of rain during 1.2 hours. There was 10.7 hours of sunshine (70%). The partly clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the east-northeast. Source: KNMI
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.
January 13 » Space Shuttle program: Endeavour heads for space for the third time as STS-54 launches from the Kennedy Space Center.
April 30 » CERN announces World Wide Web protocols will be free.
May 5 » Three eight-year-old boys are murdered in West Memphis, Arkansas, Ultimately leading to the conviction of the West Memphis Three.
June 25 » Kim Campbell is sworn in as the first female Prime Minister of Canada.
July 9 » The Parliament of Canada passes the Nunavut Act leading to the 1999 creation of Nunavut, dividing the Northwest Territories into arctic (Inuit) and sub-arctic (Dene) lands based on a plebiscite.
September 21 » Russian President Boris Yeltsin triggers a constitutional crisis when he suspends parliament and scraps the 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/I84764.php : accessed October 9, 2026), "Hendrik Koops (1902-1993)".
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