March 16 » In Melbourne the representatives of five colonies adopted a constitution, which would become the basis of the Commonwealth of Australia.
May 8 » The first games of the Italian football league system are played.
June 10 » Spanish–American War: In the Battle of Guantánamo Bay, U.S. Marines begin the American invasion of Spanish-held Cuba.
August 11 » Spanish–American War: American troops enter the city of Mayagüez, Puerto Rico.
September 13 » Hannibal Goodwin patents celluloid photographic film.
October 1 » The Vienna University of Economics and Business Administration is founded under the name k.u.k. Exportakademie.
Day of death September 20, 1960
The temperature on September 20, 1960 was between 11.7 °C and 16.3 °C and averaged 13.5 °C. There was 0.3 mm of rain during 0.3 hours. There was 0.8 hours of sunshine (6%). The almost completely overcast was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south. Source: KNMI
January 19 » Japan and the United States sign the US–Japan Mutual Security Treaty
January 28 » The National Football League announced expansion teams for Dallas to start in the 1960 NFL season and Minneapolis-St. Paul for 1961 NFL season.
May 23 » A tsunami caused by an earthquake in Chile the previous day kills 61 people in Hilo, Hawaii.
June 20 » The Mali Federation gains independence from France (it later splits into Mali and Senegal).
August 16 » Cyprus gains its independence from the United Kingdom.
November 2 » Penguin Books is found not guilty of obscenity in the trial R v Penguin Books Ltd, the Lady Chatterley's Lover case.
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/I79647.php : accessed December 27, 2025), "Hendrik Dijkstra (1898-1960)".
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