February 27 » Second Boer War: Australian soldiers Harry "Breaker" Morant and Peter Handcock are executed in Pretoria after being convicted of war crimes.
March 7 » Second Boer War: Boers, led by Koos de la Rey, inflict the biggest defeat upon the British since the beginning of the war, at Tweebosch.
May 17 » Greek archaeologist Valerios Stais discovers the Antikythera mechanism, an ancient mechanical analog computer.
July 17 » Willis Carrier creates the first air conditioner in Buffalo, New York.
August 22 » Cadillac Motor Company is founded.
August 22 » Theodore Roosevelt becomes the first President of the United States to make a public appearance in an automobile.
Day of death May 20, 1976
The temperature on May 20, 1976 was between 5.2 °C and 16.8 °C and averaged 11.0 °C. There was 3.0 mm of rain during 4.6 hours. There was 3.4 hours of sunshine (21%). The partly or heavily clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the south-southwest. 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.
January 15 » Gerald Ford's would-be assassin, Sara Jane Moore, is sentenced to life in prison.
February 24 » The current constitution of Cuba is formally proclaimed.
May 7 » The Honda Accord is officially launched.
June 25 » Missouri Governor Kit Bond issues an executive order rescinding the Extermination Order, formally apologizing on behalf of the state of Missouri for the suffering it had caused to members of The Church of Jesus Christ of Latter-day Saints.
July 2 » End of South Vietnam; Communist North Vietnam annexes the former South Vietnam to form the unified Socialist Republic of Vietnam.
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/I113976.php : accessed October 25, 2026), "Hielkje Tamminga (1902-1976)".
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