April 20 » U.S. President William McKinley signed a joint resolution to Congress for declaration of war against Spain, beginning the Spanish–American War.
June 11 » The Hundred Days' Reform, a planned movement to reform social, political, and educational institutions in China, is started by the Guangxu Emperor, but is suspended by Empress Dowager Cixi after 104 days. (The failed reform led to the abolition of the Imperial examination in 1905.)
July 7 » US President William McKinley signs the Newlands Resolution annexing Hawaii as a territory of the United States.
August 28 » Caleb Bradham's beverage "Brad's Drink" is renamed "Pepsi-Cola".
September 18 » The Fashoda Incident triggers the last war scare between Britain and France.
December 26 » Marie and Pierre Curie announce the isolation of radium.
Day of death December 17, 1974
The temperature on December 17, 1974 was between 4.4 °C and 7.5 °C and averaged 6.5 °C. There was 0.4 mm of rain during 0.2 hours. There was 1.7 hours of sunshine (22%). The partly or heavily clouded was. The average windspeed was 5 Bft (very strong wind) and was prevailing from the west. 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 4 » The Symbionese Liberation Army kidnaps Patty Hearst in Berkeley, California.
March 29 » NASA's Mariner 10 becomes the first space probe to fly by Mercury.
July 23 » The Greek military junta collapses, and former Prime Minister Konstantinos Karamanlis is invited to lead the new government, beginning Greece's metapolitefsi era.
July 28 » Spetsgruppa A, Russia's elite special force, was formed.
August 5 » Vietnam War: The U.S. Congress places a $1billion limit on military aid to South Vietnam.
September 1 » The SR-71 Blackbird sets (and holds) the record for flying from New York to London in the time of 1 hour, 54 minutes and 56.4 seconds at a speed of 1,435.587 miles per hour (2,310.353km/h).
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/I116261.php : accessed February 9, 2026), "Jan Jongstra (1898-1974)".
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