January 18 » An X-ray generating machine is exhibited for the first time by H. L. Smith.
January 28 » Walter Arnold of East Peckham, Kent, becomes the first person to be convicted of speeding. He was fined one shilling, plus costs, for speeding at 8mph (13km/h), thereby exceeding the contemporary speed limit of 2mph (3.2km/h).
April 6 » In Athens, the opening of the first modern Olympic Games is celebrated, 1,500 years after the original games are banned by Roman emperor Theodosius I.
May 18 » Khodynka Tragedy: A mass panic on Khodynka Field in Moscow during the festivities of the coronation of Russian Tsar Nicholas II results in the deaths of 1,389 people.
December 30 » Canadian ice hockey player Ernie McLea scores the first hat-trick in Stanley Cup play, and the Cup-winning goal as the Montreal Victorias defeat the Winnipeg Victorias 6–5.
December 30 » Filipino patriot and reform advocate José Rizal is executed by a Spanish firing squad in Manila.
Day of death January 21, 1970
The temperature on January 21, 1970 was between -4.8 °C and -0.6 °C and averaged -3.1 °C. There was 0.1 mm of rain. There was 3.3 hours of sunshine (39%). The almost cloudless was. The average windspeed was 2 Bft (weak wind) and was prevailing from the south east. Source: KNMI
January 12 » Biafra capitulates, ending the Nigerian Civil War.
March 21 » The first Earth Day proclamation is issued by Joseph Alioto, Mayor of San Francisco.
May 1 » Vietnam War: Protests erupt following the announcement by Richard Nixon that the U.S. and South Vietnamese forces would attack Vietnamese communists in a Cambodian Campaign.
June 15 » Charles Manson goes on trial for the Sharon Tate murders.
August 26 » A new feminist movement leads a nationwide Women's Strike for Equality.
December 23 » The North Tower of the World Trade Center in Manhattan, New York, New York is topped out at 1,368 feet (417m), making it the tallest building in the world.
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/I112142.php : accessed October 19, 2026), "Jan Postma (1896-1970)".
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