January 18 » An X-ray generating machine is exhibited for the first time by H. L. Smith.
March 1 » Henri Becquerel discovers radioactive decay.
April 6 » In Athens, the opening of the first modern Olympic Games is celebrated, 1,500 years after the original games are banned by Roman emperor Theodosius I.
June 2 » Guglielmo Marconi applies for a patent for his wireless telegraph.
December 14 » The Glasgow Underground Railway is opened by the Glasgow District Subway Company.
December 30 » Filipino patriot and reform advocate José Rizal is executed by a Spanish firing squad in Manila.
Day of marriage April 9, 1932
The temperature on April 9, 1932 was between 1.6 °C and 10.1 °C and averaged 6.4 °C. There was 3.9 mm of rain during 3.8 hours. There was 2.9 hours of sunshine (22%). The average windspeed was 5 Bft (very strong wind) and was prevailing from the 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.
July 8 » The Dow Jones Industrial Average reaches its lowest level of the Great Depression, closing at 41.22.
July 28 » U.S. President Herbert Hoover orders the United States Army to forcibly evict the "Bonus Army" of World War I veterans gathered in Washington, D.C.
August 24 » Amelia Earhart becomes the first woman to fly across the United States non-stop (from Los Angeles to Newark, New Jersey).
September 23 » The unification of Saudi Arabia is completed.
December 7 » German-born Swiss physicist Albert Einstein is granted an American visa.
December 10 » Thailand becomes a constitutional monarchy.
Day of death June 20, 1981
The temperature on June 20, 1981 was between 9.2 °C and 14.8 °C and averaged 11.7 °C. There was 0.2 mm of rain during 0.8 hours. There was 0.4 hours of sunshine (2%). The heavily clouded was. The average windspeed was 1 Bft (weak wind) and was prevailing from the north-northwest. 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.
In The Netherlands , there was from Friday, September 11, 1981 to Saturday, May 29, 1982 the cabinet Van Agt II, with Mr. A.A.M. van Agt (CDA) as prime minister.
January 19 » Iran hostage crisis: United States and Iranian officials sign an agreement to release 52 American hostages after 14 months of captivity.
March 1 » Provisional Irish Republican Army member Bobby Sands begins his hunger strike in HM Prison Maze.
May 26 » Italian Prime Minister Arnaldo Forlani and his coalition cabinet resign following a scandal over membership of the pseudo-masonic lodge P2 (Propaganda Due).
June 25 » Microsoft is restructured to become an incorporated business in its home state of Washington.
September 26 » Nolan Ryan sets a Major League record by throwing his fifth no-hitter.
October 3 » The hunger strike at the Maze Prison in Northern Ireland ends after seven months and ten deaths.
When copying data from this family tree, please include a reference to the origin: Hendrik Dreyer, "Dreyer Tree", database, Genealogy Online (https://www.genealogieonline.nl/dreyer-tree/I3391.php : accessed January 8, 2026), "Johan Frederik Dreyer b4c2d1e1f8g1 (1896-1981)".
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