February 28 » Queen Ranavalona III, the last monarch of Madagascar, is deposed by a French military force.
April 30 » J. J. Thomson of the Cavendish Laboratory announces his discovery of the electron as a subatomic particle, over 1,800 times smaller than a proton (in the atomic nucleus), at a lecture at the Royal Institution in London.
June 16 » A treaty annexing the Republic of Hawaii to the United States is signed; the Republic would not be dissolved until a year later.
July 26 » Anglo-Afghan War: The Pashtun fakir Saidullah leads an army of more than 10,000 to begin a siege of the British garrison in the Malakand Agency of the North West Frontier Province of India.
September 1 » The Tremont Street Subway in Boston opens, becoming the first underground rapid transit system in North America.
December 9 » Activist Marguerite Durand founds the feminist daily newspaper La Fronde in Paris.
Day of marriage August 30, 1923
The temperature on August 30, 1923 was between 9.6 °C and 16.3 °C and averaged 13.5 °C. There was 1.4 mm of rain. There was 5.5 hours of sunshine (40%). The average windspeed was 5 Bft (very strong wind) and was prevailing from the west-southwest. Source: KNMI
In The Netherlands , there was from September 19, 1922 to August 4, 1925 the cabinet Ruys de Beerenbrouck II, with Jonkheer mr. Ch.J.M. Ruys de Beerenbrouck (RKSP) as prime minister.
January 9 » Juan de la Cierva makes the first autogyro flight.
September 4 » Maiden flight of the first U.S. airship, the USSShenandoah.
September 9 » Mustafa Kemal Atatürk, the founder of the Republic of Turkey, founds the Republican People's Party.
September 29 » The First American Track & Field championships for women are held.
September 29 » The French Mandate for Syria and the Lebanon takes effect.
October 16 » The Walt Disney Company is founded.
Day of death October 15, 1975
The temperature on October 15, 1975 was between 5.3 °C and 13.8 °C and averaged 9.1 °C. There was -0.1 mm of rain. There was 3.5 hours of sunshine (33%). The partly clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the south. Source: KNMI
In The Netherlands , there was from Friday, May 11, 1973 to Monday, December 19, 1977 the cabinet Den Uyl, with Drs. J.M. den Uyl (PvdA) as prime minister.
February 4 » Haicheng earthquake (magnitude 7.3 on the Richter scale) occurs in Haicheng, Liaoning, China.
April 19 » India's first satellite Aryabhata launched in orbit from Kapustin Yar, Russia.
June 20 » The film Jaws is released in the United States, becoming the highest-grossing film of that time and starting the trend of films known as "summer blockbusters".
August 3 » A privately chartered Boeing 707 strikes a mountain peak and crashes near Agadir, Morocco, killing 188.
September 8 » Gays in the military: US Air Force Tech Sergeant Leonard Matlovich, a decorated veteran of the Vietnam War, appears in his Air Force uniform on the cover of Time magazine with the headline "I Am A Homosexual". He is given a general discharge, later upgraded to honorable.
September 27 » The last use of capital punishment in Spain sparks worldwide protests.
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/I104428.php : accessed March 4, 2026), "Johannes Martinus Poos (1897-1975)".
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