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 26 » Charles Dow publishes the first edition of the Dow Jones Industrial Average.
June 2 » Guglielmo Marconi applies for a patent for his wireless telegraph.
August 27 » Anglo-Zanzibar War: The shortest war in world history (09:02 to 09:40), between the United Kingdom and Zanzibar.
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 5 » The 7.1 Mw Tonghai earthquake shakes Tonghai County, Yunnan province, China, with a maximum Mercalli intensity of X (Extreme). Between 10,000 and 15,000 people are known to have been killed and about another 26,000 are injured.
April 1 » President Richard Nixon signs the Public Health Cigarette Smoking Act into law, requiring the Surgeon General's warnings on tobacco products and banning cigarette advertising on television and radio in the United States, effective 1 January 1971.
September 4 » Salvador Allende is elected President of Chile.
September 16 » King Hussein of Jordan declares war against the Palestine Liberation Organization, the conflict which became to be known as Black September.
October 2 » An aircraft carrying the Wichita State University football team, administrators, and supporters crashes in Colorado, killing 31 people.
November 12 » The 1970 Bhola cyclone makes landfall on the coast of East Pakistan becoming the deadliest tropical cyclone in history.
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 25, 2026), "Jan Postma (1896-1970)".
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