January 2 » American statesman and diplomat John Hay announces the Open Door Policy to promote trade with China.
January 24 » Second Boer War: Boers stop a British attempt to break the Siege of Ladysmith in the Battle of Spion Kop.
March 18 » AFC Ajax Amsterdam, The Netherlands's biggest and most successful football club, was founded.
July 27 » Kaiser Wilhelm II makes a speech comparing Germans to Huns; for years afterwards, "Hun" would be a disparaging name for Germans.
September 17 » Philippine–American War: Filipinos under Juan Cailles defeat Americans under Colonel Benjamin F. Cheatham Jr. at Mabitac.
December 14 » Quantum mechanics: Max Planck presents a theoretical derivation of his black-body radiation law.
Day of marriage April 29, 1927
The temperature on April 29, 1927 was between 4.7 °C and 14.2 °C and averaged 8.7 °C. There was 0.5 mm of rain. There was 4.1 hours of sunshine (28%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west-northwest. Source: KNMI
January 7 » The first transatlantic telephone service is established from New York City to London.
May 27 » The Ford Motor Company ceases manufacture of the Ford Model T and begins to retool plants to make the Ford Model A.
July 16 » Augusto César Sandino leads a raid on U.S. Marines and Nicaraguan Guardia Nacional that had been sent to apprehend him in the village of Ocotal, but is repulsed by one of the first dive-bombing attacks in history.
July 23 » The first station of the Indian Broadcasting Company goes on the air in Bombay.
September 7 » The first fully electronic television system is achieved by Philo Farnsworth.
November 13 » The Holland Tunnel opens to traffic as the first Hudson River vehicle tunnel linking New Jersey to New York City.
When copying data from this family tree, please include a reference to the origin: Joke Koster, "Family tree Griffioen Jellema Friese Adel", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-griffioen-koster/I172961.php : accessed October 31, 2024), "Klaas Wietzes Kuperus (1900-)".
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