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.
August 21 » Oldsmobile, an American automobile manufacturer and marque, is founded.
August 31 » Thomas Edison patents the Kinetoscope, the first movie projector.
September 11 » After months of pursuit, generals of Menelik II of Ethiopia capture Gaki Sherocho, the last king of Kaffa, bringing an end to that ancient kingdom.
September 12 » Tirah Campaign: In the Battle of Saragarhi, ten thousand Pashtun tribesmen suffer several hundred casualties while attacking 21 Sikh soldiers in British service.
Day of marriage May 23, 1923
The temperature on May 23, 1923 was between 6.6 °C and 16.5 °C and averaged 11.6 °C. There was 2.5 mm of rain. There was 2.0 hours of sunshine (12%). The average windspeed was 4 Bft (moderate breeze) 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.
February 15 » Greece becomes the last European country to adopt the Gregorian calendar.
April 28 » Wembley Stadium is opened, named initially as the Empire Stadium.
August 2 » Vice President Calvin Coolidge becomes U.S. President upon the death of President Warren G. Harding.
September 26 » The German government accepts the occupation of the Ruhr.
October 16 » The Walt Disney Company is founded.
November 11 » Adolf Hitler was arrested in Munich for high treason for his role in the Beer Hall Putsch.
Day of death January 23, 1957
The temperature on January 23, 1957 was between -2.2 °C and 5.6 °C and averaged 0.7 °C. There was 7.3 hours of sunshine (85%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the south-southeast. Source: KNMI
March 13 » Cuban student revolutionaries storm the presidential palace in Havana in a failed attempt on the life of President Fulgencio Batista.
March 17 » A plane crash in Cebu, Philippines kills Philippine President Ramon Magsaysay and 24 others.
April 10 » The Suez Canal is reopened for all shipping after being closed for three months.
November 17 » Vickers Viscount G-AOHP of British European Airways crashes at Ballerup after the failure of three engines on approach to Copenhagen Airport. The cause is a malfunction of the anti-icing system on the aircraft. There are no fatalities.
December 2 » United Nations Security Council Resolution 126 relating to Kashmir conflict is adopted.
December 6 » Project Vanguard: A launchpad explosion of Vanguard TV3 thwarts the first United States attempt to launch a satellite into Earth orbit.
When copying data from this family tree, please include a reference to the origin: Hans Weening, "Family tree Weening", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-weening/I109157.php : accessed October 20, 2026), "Jan Lollinga (1897-1957)".
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