April 24 » Joshua Slocum, the first person to sail single-handedly around the world, sets sail from Boston, Massachusetts aboard the sloop "Spray".
May 7 » In Saint Petersburg, Russian scientist Alexander Stepanovich Popov demonstrates to the Russian Physical and Chemical Society his invention, the Popov lightning detector—a primitive radio receiver. In some parts of the former Soviet Union the anniversary of this day is celebrated as Radio Day.
May 25 » The Republic of Formosa is formed, with Tang Jingsong as its president.
August 31 » German Count Ferdinand von Zeppelin patents his navigable balloon.
November 5 » George B. Selden is granted the first U.S. patent for an automobile.
Day of marriage May 4, 1931
The temperature on May 4, 1931 was between 4.9 °C and 12.6 °C and averaged 9.0 °C. There was 0.8 mm of rain during 1.9 hours. There was -0.1 hours of sunshine (0%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the south-southwest. Source: KNMI
In The Netherlands , there was from August 10, 1929 to May 26, 1933 the cabinet Ruys de Beerenbrouck III, with Jonkheer mr. Ch.J.M. Ruys de Beerenbrouck (RKSP) as prime minister.
March 3 » The United States adopts The Star-Spangled Banner as its national anthem.
May 1 » The Empire State Building is dedicated in New York City.
July 16 » Emperor Haile Selassie signs the first constitution of Ethiopia.
October 1 » The George Washington Bridge in the United States, linking New Jersey and New York, is opened.
November 7 » The Chinese Soviet Republic is proclaimed on the anniversary of the October Revolution.
November 22 » Al-Mina'a SC is founded in Iraq.
Day of death August 26, 1971
The temperature on August 26, 1971 was between 7.6 °C and 21.6 °C and averaged 15.9 °C. There was 7.9 hours of sunshine (56%). The partly clouded was. The average windspeed was 1 Bft (weak wind) and was prevailing from the south east. Source: KNMI
January 1 » Cigarette advertisements are banned on American television.
February 8 » The NASDAQ stock market index opens for the first time.
May 20 » In the Chuknagar massacre, Pakistani forces massacre thousands, mostly Bengali Hindus.
June 7 » The Alcohol, Tobacco, and Firearms Division of the U.S. Internal Revenue Service raids the home of Ken Ballew for illegal possession of hand grenades.
September 8 » In Washington, D.C., the John F. Kennedy Center for the Performing Arts is inaugurated, with the opening feature being the premiere of Leonard Bernstein's Mass.
December 1 » Cambodian Civil War: Khmer Rouge rebels intensify assaults on Cambodian government positions, forcing their retreat from Kompong Thmar and nearby Ba Ray.
When copying data from this family tree, please include a reference to the origin: J. van Broekhoven, "Database Van Broekhoven", database, Genealogy Online (https://www.genealogieonline.nl/database-van-broekhoven/I69359.php : accessed February 14, 2026), "Leonardus Klijn (1895-1971)".
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