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.
July 2 » British-Italian engineer Guglielmo Marconi obtains a patent for radio in London.
September 1 » The Tremont Street Subway in Boston opens, becoming the first underground rapid transit system in North America.
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.
December 9 » Activist Marguerite Durand founds the feminist daily newspaper La Fronde in Paris.
Day of marriage October 15, 1925
The temperature on October 15, 1925 was between 3.3 °C and 9.3 °C and averaged 5.6 °C. There was 9.1 mm of rain. There was 2.6 hours of sunshine (24%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west. 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.
In The Netherlands , there was from August 4, 1925 to March 8, 1926 the cabinet Colijn I, with Dr. H. Colijn (ARP) as prime minister.
April 16 » During the Communist St Nedelya Church assault in Sofia, Bulgaria, 150 are killed and 500 are wounded.
April 30 » Automaker Dodge Brothers, Inc is sold to Dillon, Read & Co. for US$146million plus $50million for charity.
May 30 » May Thirtieth Movement: Shanghai Municipal Police Force shoot and kill 13 protesting workers.
August 9 » A train robbery takes place in Kakori, near Lucknow, India.
September 17 » Frida Kahlo suffers near-fatal injuries in a bus accident in Mexico, causing her to abandon her medical studies and take up art.
Day of death November 30, 1982
The temperature on November 30, 1982 was between 0.4 °C and 4.1 °C and averaged 2.6 °C. The heavily clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the east-northeast. Source: KNMI
In The Netherlands , there was from Friday, September 11, 1981 to Saturday, May 29, 1982 the cabinet Van Agt II, with Mr. A.A.M. van Agt (CDA) as prime minister.
In The Netherlands , there was from Saturday, May 29, 1982 to Thursday, November 4, 1982 the cabinet Van Agt III, with Mr. A.A.M. van Agt (CDA) as prime minister.
In The Netherlands , there was from Thursday, November 4, 1982 to Monday, July 14, 1986 the cabinet Lubbers I, with Drs. R.F.M. Lubbers (CDA) as prime minister.
March 22 » NASA's Space Shuttle Columbia is launched from the Kennedy Space Center on its third mission, STS-3.
April 2 » Falklands War: Argentina invades the Falkland Islands.
April 30 » The Bijon Setu massacre occurs in Calcutta, India.
June 14 » Falklands War: Argentine forces in the capital Stanley conditionally surrender to British forces.
August 29 » The synthetic chemical element Meitnerium, atomic number 109, is first synthesized at the Gesellschaft für Schwerionenforschung in Darmstadt, Germany.
October 8 » Poland bans Solidarity and all other trade unions.
When copying data from this family tree, please include a reference to the origin: Gert Esterhuizen, "Family tree Eric Esterhuizen", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-eric-esterhuizen/I10509.php : accessed January 7, 2026), "Maria Cornelia Gertruida Slabbert (1897-1982)".
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