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.
May 26 » Dracula, a Gothic horror novel by Irish author Bram Stoker, is published.
July 26 » Anglo-Afghan War: The Pashtun fakir Saidullah leads an army of more than 10,000 to begin a siege of the British garrison in the Malakand Agency of the North West Frontier Province of India.
August 31 » Thomas Edison patents the Kinetoscope, the first movie projector.
September 1 » The Tremont Street Subway in Boston opens, becoming the first underground rapid transit system in North America.
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.
Day of marriage November 30, 1922
The temperature on November 30, 1922 was between 6.3 °C and 9.7 °C and averaged 7.8 °C. The average windspeed was 3 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.
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.
March 10 » Mahatma Gandhi is arrested in India, tried for sedition, and sentenced to six years in prison, only to be released after nearly two years for an appendicitis operation.
April 3 » Joseph Stalin becomes the first General Secretary of the Communist Party of the Soviet Union.
April 20 » The Soviet government creates South Ossetian Autonomous Oblast within Georgian SSR.
November 21 » Rebecca Latimer Felton of Georgia takes the oath of office, becoming the first female United States Senator.
December 6 » One year to the day after the signing of the Anglo-Irish Treaty, the Irish Free State comes into existence.
Day of death May 2, 1989
The temperature on May 2, 1989 was between 6.7 °C and 19.2 °C and averaged 12.5 °C. There was 6.8 hours of sunshine (46%). The partly clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the west. Source: KNMI
In The Netherlands , there was from Tuesday, November 4, 1986 to Tuesday, November 7, 1989 the cabinet Lubbers II, with Drs. R.F.M. Lubbers (CDA) as prime minister.
In The Netherlands , there was from Tuesday, November 7, 1989 to Monday, August 22, 1994 the cabinet Lubbers III, with Drs. R.F.M. Lubbers (CDA) as prime minister.
April 2 » Soviet leader Mikhail Gorbachev arrives in Havana, Cuba, to meet with Fidel Castro in an attempt to mend strained relations.
May 4 » Iran–Contra affair: Former White House aide Oliver North is convicted of three crimes and acquitted of nine other charges; the convictions are later overturned on appeal.
June 4 » Ufa train disaster: A natural gas explosion near Ufa, Russia, kills 575 as two trains passing each other throw sparks near a leaky pipeline.
June 28 » On the 600th anniversary of the Battle of Kosovo, Slobodan Milošević delivers the Gazimestan speech at the site of the historic battle.
July 26 » A federal grand jury indicts Cornell University student Robert T. Morris, Jr. for releasing the Morris worm, thus becoming the first person to be prosecuted under the 1986 Computer Fraud and Abuse Act.
December 1 » Cold War: East Germany's parliament abolishes the constitutional provision granting the Communist Party the leading role in the state.
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/I22592.php : accessed February 12, 2026), "Maria Vaatstra (1897-1989)".
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