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 22 » British colonial officers Charles Walter Rand and Lt. Charles Egerton Ayerst are assassinated in Pune, Maharashtra, India by the Chapekar brothers and Mahadeo Vinayak Ranade, who are later caught and hanged.
August 2 » Anglo-Afghan War: The Siege of Malakand ends when a relief column is able to reach the British garrison in the Malakand states.
August 21 » Oldsmobile, an American automobile manufacturer and marque, is founded.
November 1 » The first Library of Congress building opens its doors to the public; the library had previously been housed in the Congressional Reading Room in the U.S. Capitol.
December 30 » The British Colony of Natal annexes Zululand.
Day of marriage September 12, 1929
The temperature on September 12, 1929 was between 8.3 °C and 26.2 °C and averaged 17.8 °C. There was 3.3 mm of rain. There was 8.2 hours of sunshine (63%). The average windspeed was 2 Bft (weak wind) and was prevailing from the east-southeast. Source: KNMI
In The Netherlands , there was from March 8, 1926 to August 10, 1929 the cabinet De Geer I, with Jonkheer mr. D.J. de Geer (CHU) as prime minister.
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.
January 6 » King Alexander of the Serbs, Croats and Slovenes suspends his country's constitution (the January 6th Dictatorship).
February 11 » Kingdom of Italy and the Vatican sign the Lateran Treaty.
April 8 » Indian independence movement: At the Delhi Central Assembly, Bhagat Singh and Batukeshwar Dutt throw handouts and bombs to court arrest.
June 7 » The Lateran Treaty is ratified, bringing Vatican City into existence.
June 17 » The town of Murchison, New Zealand Is rocked by a 7.8 magnitude earthquake killing 17. At the time it was New Zealand's worst natural disaster.
December 3 » President Herbert Hoover delivers his first State of the Union message to Congress. It was presented in the form of a written message rather than a speech.
Day of death April 14, 1956
The temperature on April 14, 1956 was between 5.2 °C and 7.2 °C and averaged 6.0 °C. There was 6.9 mm of rain during 8.9 hours. The almost completely overcast was. The average windspeed was 4 Bft (moderate breeze) and was prevailing from the northeast. Source: KNMI
January 3 » A fire damages the top part of the Eiffel Tower.
January 30 » African-American civil rights leader Martin Luther King, Jr.'s home is bombed in retaliation for the Montgomery Bus Boycott.
March 1 » The International Air Transport Association finalizes a draft of the Radiotelephony spelling alphabet for the International Civil Aviation Organization.
November 7 » Suez Crisis: The United Nations General Assembly adopts a resolution calling for the United Kingdom, France and Israel to immediately withdraw their troops from Egypt.
November 22 » The Summer Olympics, officially known as the games of the XVI Olympiad, are opened in Melbourne, Australia.
December 12 » United Nations Security Council Resolution 121 relating to acceptance of Japan to United Nations is adopted.
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/I79618.php : accessed December 26, 2025), "Ymkje Westerhuis (1897-1956)".
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