February 23 » Cuba leases Guantánamo Bay to the United States "in perpetuity".
June 11 » A group of Serbian officers stormed the royal palace and assassinated King Alexander Obrenović and his wife, Queen Draga.
June 19 » Benito Mussolini, at the time a radical Socialist, is arrested by Bern police for advocating a violent general strike.
October 13 » The Boston Red Sox win the first modern World Series, defeating the Pittsburgh Pirates in the eighth game.
November 18 » The Hay–Bunau-Varilla Treaty is signed by the United States and Panama, giving the United States exclusive rights over the Panama Canal Zone.
December 30 » A fire at the Iroquois Theater in Chicago, Illinois kills at least 605.
Day of death September 22, 1975
The temperature on September 22, 1975 was between 5.6 °C and 18.9 °C and averaged 12.1 °C. There was -0.1 mm of rain. There was 9.5 hours of sunshine (77%). The partly clouded was. The average windspeed was 1 Bft (weak wind) and was prevailing from the south-southeast. 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.
April 19 » India's first satellite Aryabhata launched in orbit from Kapustin Yar, Russia.
May 30 » European Space Agency is established.
June 20 » The film Jaws is released in the United States, becoming the highest-grossing film of that time and starting the trend of films known as "summer blockbusters".
October 10 » Papua New Guinea joins the United Nations.
October 16 » Indonesian troops kill the Balibo Five, a group of Australian journalists, Portuguese Timor.
December 26 » Tu-144, the world's first commercial supersonic aircraft, surpassing Mach2, went into service.
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/I116062.php : accessed February 27, 2026), "Jacob Cuperus (1903-1975)".
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