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.
July 2 » British-Italian engineer Guglielmo Marconi obtains a patent for radio in London.
August 10 » German chemist Felix Hoffmann discovers an improved way of synthesizing acetylsalicylic acid (aspirin).
August 21 » Oldsmobile, an American automobile manufacturer and marque, is founded.
December 6 » London becomes the world's first city to host licensed taxicabs.
December 30 » The British Colony of Natal annexes Zululand.
Day of marriage July 10, 1920
The temperature on July 10, 1920 was between 8.7 °C and 19.8 °C and averaged 15.2 °C. There was 9.8 hours of sunshine (59%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south-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.
January 13 » The Reichstag Bloodbath of January 13, 1920, the bloodiest demonstration in German history.
January 19 » The United States Senate votes against joining the League of Nations.
February 2 » The Tartu Peace Treaty is signed between Estonia and Russia.
March 19 » The United States Senate rejects the Treaty of Versailles for the second time (the first time was on November 19, 1919).
May 29 » The Louth flood of 1920 was a severe flash flooding in the Lincolnshire market town of Louth which occurred 29 May 1920, resulting in 23 fatalities in 20 minutes. It has been described as one of the most significant flood disasters in Britain during the 20th century.
June 4 » Hungary loses 71% of its territory and 63% of its population when the Treaty of Trianon is signed in Paris.
Day of death October 29, 1956
The temperature on October 29, 1956 was between 3.1 °C and 10.2 °C and averaged 6.7 °C. There was 2.5 mm of rain during 5.8 hours. There was 3.3 hours of sunshine (34%). The partly or heavily clouded was. The average windspeed was 4 Bft (moderate breeze) and was prevailing from the northwest. Source: KNMI
April 5 » Cuban Revolution: Fidel Castro declares himself at war with Cuban President Fulgencio Batista.
June 23 » The French National Assembly takes the first step in creating the French Community by passing the Loi Cadre, transferring a number of powers from Paris to elected territorial governments in French West Africa.
August 6 » After going bankrupt in 1955, the American broadcaster DuMont Television Network makes its final broadcast, a boxing match from St. Nicholas Arena in New York in the Boxing from St. Nicholas Arena series.
November 3 » Hungarian Revolution: A new Hungarian government is formed, in which many members of banned non-Communist parties participate. During negotiations on Tököl Island ostensibly on Soviet troop withdrawal, the KGB arrests Pál Maléter and other Hungarian Revolutionary commanders, effectively decapitating the Revolution's military leadership. János Kádár and Ferenc Münnich form a counter-government in Moscow as Soviet troops ready for the final assault.
November 4 » Soviet troops enter Hungary to end the Hungarian revolution against the Soviet Union that started on October 23. Thousands are killed, more are wounded, and nearly a quarter million leave the country.
November 12 » In the midst of the Suez Crisis, Palestinian refugees are shot dead in Rafah by Israeli soldiers following the invasion of the Gaza Strip.
When copying data from this family tree, please include a reference to the origin: Huub Schepers, "Family tree Schepers uit Stein (Lb)", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-schepers/I6804.php : accessed January 4, 2026), "Nicolaas Hubertus Demandt (1897-1956)".
Copy warning
Genealogical publications are copyright protected. Although data is often retrieved from public archives, the searching, interpreting, collecting, selecting and sorting of the data results in a unique product. Copyright protected work may not simply be copied or republished.
Please stick to the following rules
Request permission to copy data or at least inform the author, chances are that the author gives permission, often the contact also leads to more exchange of data.
Do not use this data until you have checked it, preferably at the source (the archives).
State from whom you have copied the data and ideally also his/her original source.