May 26 » The original manuscript of William Bradford's history, "Of Plymouth Plantation" is returned to the Governor of Massachusetts by the Bishop of London after being taken during the American Revolutionary War.
July 2 » British-Italian engineer Guglielmo Marconi obtains a patent for radio in London.
August 21 » Oldsmobile, an American automobile manufacturer and marque, is founded.
September 1 » The Tremont Street Subway in Boston opens, becoming the first underground rapid transit system in North America.
December 6 » London becomes the world's first city to host licensed taxicabs.
December 30 » The British Colony of Natal annexes Zululand.
Day of death October 6, 1980
The temperature on October 6, 1980 was between 10.4 °C and 15.2 °C and averaged 12.7 °C. There was 7.4 mm of rain during 4.5 hours. There was 0.1 hours of sunshine (1%). The almost completely overcast was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south-southwest. Source: KNMI
In The Netherlands , there was from Monday, December 19, 1977 to Friday, September 11, 1981 the cabinet Van Agt I, with Mr. A.A.M. van Agt (CDA/KVP) as prime minister.
January 25 » Mother Teresa is honored with India's highest civilian award, the Bharat Ratna.
January 26 » Egypt–Israel relations are formally established.
March 24 » El Salvadorian Archbishop Óscar Romero is assassinated while celebrating Mass in San Salvador.
May 27 » The Gwangju Massacre: Airborne and army troops of South Korea retake the city of Gwangju from civil militias, killing at least 207 and possibly many more.
July 29 » Iran adopts a new "holy" flag after the Islamic Revolution.
October 10 » The 7.1 Mw El Asnam earthquake shakes northern Algeria, killing 2,633 and injuring 8,369.
When copying data from this family tree, please include a reference to the origin: Louis Kramer, "Kramer Family Tree", database, Genealogy Online (https://www.genealogieonline.nl/kramer_stamboom/I521427.php : accessed February 7, 2026), "Mettje Heidsma (1897-1980)".
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