January 12 » The National Trust is founded in the United Kingdom.
February 9 » William G. Morgan creates a game called Mintonette, which soon comes to be referred to as volleyball.
May 25 » Playwright, poet and novelist Oscar Wilde is convicted of "committing acts of gross indecency with other male persons" and sentenced to serve two years in prison.
June 27 » The inaugural run of the Baltimore and Ohio Railroad's Royal Blue from Washington, D.C., to New York City, the first U.S. passenger train to use electric locomotives.
November 8 » While experimenting with electricity, Wilhelm Röntgen discovers the X-ray.
December 28 » Wilhelm Röntgen publishes a paper detailing his discovery of a new type of radiation, which later will be known as x-rays.
Day of marriage April 28, 1920
The temperature on April 28, 1920 was between 2.8 °C and 11.1 °C and averaged 6.8 °C. There was 4.1 mm of rain. There was 8.8 hours of sunshine (60%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the west. 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.
February 9 » Under the terms of the Svalbard Treaty, international diplomacy recognizes Norwegian sovereignty over Arctic archipelago Svalbard, and designates it as demilitarized.
February 24 » The Nazi Party (NSDAP) was founded by Adolf Hitler in the Hofbräuhaus beer hall in Munich, Germany
July 11 » In the East Prussian plebiscite the local populace decides to remain with Weimar Germany.
August 16 » Polish–Soviet War: The Battle of Radzymin concludes; the Soviet Red Army is forced to turn away from Warsaw.
August 26 » The 19th amendment to United States Constitution takes effect, giving women the right to vote.
December 19 » King Constantine I is restored as King of the Hellenes after the death of his son Alexander of Greece and a plebiscite.
When copying data from this family tree, please include a reference to the origin: Eric Brouwer, "Family tree Brouwer - Koster", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-eric-brouwer/I79005.php : accessed March 13, 2026), "Wilhelmina de Bruijne (1895-????)".
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