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.
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.
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.
December 9 » Activist Marguerite Durand founds the feminist daily newspaper La Fronde in Paris.
Day of death November 23, 1986
The temperature on November 23, 1986 was between 3.6 °C and 8.6 °C and averaged 5.8 °C. There was 2.6 mm of rain during 3.3 hours. There was 1.2 hours of sunshine (14%). The partly or heavily clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south-southwest. Source: KNMI
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.
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.
January 25 » The National Resistance Movement topples the government of Tito Okello in Uganda.
February 19 » Akkaraipattu massacre: the Sri Lankan Army massacres 80 Tamil farm workers in eastern Sri Lanka.
March 4 » The Soviet Vega 1 begins returning images of Halley's Comet and the first images of its nucleus.
April 26 » A nuclear reactor accident occurs at the Chernobyl Nuclear Power Plant in the Ukrainian Soviet Socialist Republic in the Soviet Union, creating the world's worst nuclear disaster.
June 30 » The U.S. Supreme Court rules in Bowers v. Hardwick that states can outlaw homosexual acts between consenting adults.
November 6 » Sumburgh disaster: A British International Helicopters Boeing 234LR Chinook crashes 2⁄2 miles east of Sumburgh Airport killing 45 people. It is the deadliest civilian helicopter crash on record.
When copying data from this family tree, please include a reference to the origin: J Eijsermans, "Eijsermans family tree", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-eijsermans/I235733.php : accessed January 19, 2026), "Cornelius Adrianus van Kaam (1897-1986)".
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