March 24 » Mayor of New York City Robert Anderson Van Wyck breaks ground for a new underground "Rapid Transit Railroad" that would link Manhattan and Brooklyn.
June 9 » Indian nationalist Birsa Munda dies of cholera in a British prison.
July 9 » The Governor of Shanxi province in North China orders the execution of 45 foreign Christian missionaries and local church members, including children.
July 27 » Kaiser Wilhelm II makes a speech comparing Germans to Huns; for years afterwards, "Hun" would be a disparaging name for Germans.
August 3 » The Firestone Tire and Rubber Company is founded.
December 18 » The Upper Ferntree Gully to Gembrook, Victoria Narrow-gauge (2ft 6 in or 762mm) Railway (now the Puffing Billy Railway) in Victoria, Australia is opened for traffic.
Day of marriage September 4, 1920
The temperature on September 4, 1920 was between 12.4 °C and 17.6 °C and averaged 14.6 °C. There was 3.2 mm of rain. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west-southwest. Source: KNMI
In The Netherlands , there was from September 9, 1918 to September 18, 1922 the cabinet Ruys de Beerenbrouck I, with Jonkheer mr. Ch.J.M. Ruys de Beerenbrouck (RKSP) as prime minister.
June 11 » During the U.S. Republican National Convention in Chicago, U.S. Republican Party leaders gathered in a room at the Blackstone Hotel to come to a consensus on their candidate for the U.S. presidential election, leading the Associated Press to coin the political phrase "smoke-filled room".
June 15 » Following the 1920 Schleswig plebiscites, Northern Schleswig is transferred from Germany to Denmark.
August 18 » The Nineteenth Amendment to the United States Constitution is ratified, guaranteeing women's suffrage.
August 20 » The first commercial radio station, 8MK (now WWJ), begins operations in Detroit.
September 17 » The National Football League is organized as the American Professional Football Association in Canton, Ohio.
December 16 » The Haiyuan earthquake of 8.5Mw , rocks the Gansu province in China, killing an estimated 200,000.
Day of death May 17, 1952
The temperature on May 17, 1952 was between 7.9 °C and 19.2 °C and averaged 13.9 °C. There was 8.9 hours of sunshine (56%). The partly or heavily clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the northeast. Source: KNMI
March 15 » In Cilaos, Réunion, 1870mm (73inches) of rain falls in a 24-hour period, setting a new world record (March 15 through March 16).
May 2 » A De Havilland Comet makes the first jetliner flight with fare-paying passengers, from London to Johannesburg.
May 13 » The Rajya Sabha, the upper house of the Parliament of India, holds its first sitting.
November 1 » Nuclear weapons testing: The United States successfully detonates Ivy Mike, the first thermonuclear device, at the Eniwetok atoll. The explosion had a yield of ten megatons TNT equivalent.
November 14 » The first regular UK Singles Chart published by the New Musical Express.
December 1 » The New York Daily News reports the news of Christine Jorgensen, the first notable case of sex reassignment surgery.
When copying data from this family tree, please include a reference to the origin: Jan Werkman, "Family tree Jan Werkman", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-jan-werkman/I6925.php : accessed May 30, 2024), "Jan van Dam (1900-1952)".
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