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 31 » Thomas Edison patents the Kinetoscope, the first movie projector.
September 10 » Lattimer massacre: A sheriff's posse kills 19 unarmed striking immigrant miners in Lattimer, Pennsylvania, United States.
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 30 » The British Colony of Natal annexes Zululand.
Day of marriage April 27, 1921
The temperature on April 27, 1921 was between 9.5 °C and 20.4 °C and averaged 15.4 °C. There was 10.6 hours of sunshine (72%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the east. 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.
March 6 » Portuguese Communist Party is founded as the Portuguese Section of the Communist International.
March 20 » The Upper Silesia plebiscite was a plebiscite mandated by the Versailles Treaty to determine a section of the border between Weimar Germany and Poland.
March 24 » The 1921 Women's Olympiad begins in Monte Carlo, first international women's sports event.
June 12 » Mikhail Tukhachevsky orders the use of chemical weapons against the Tambov Rebellion, bringing an end to the peasant uprising.
July 29 » Adolf Hitler becomes leader of the National Socialist German Workers Party.
September 5 » Roscoe "Fatty" Arbuckle party in San Francisco ends with the death of the young actress Virginia Rappe: One of the first scandals of the Hollywood community.
Day of death January 4, 1968
The temperature on January 4, 1968 was between -1.6 °C and 2.9 °C and averaged 1.0 °C. There was 1.2 mm of rain during 1.1 hours. There was 0.5 hours of sunshine (6%). The heavily clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west-northwest. Source: KNMI
January 31 » Vietnam War: Viet Cong guerrillas attack the United States embassy in Saigon, and other attacks, in the early morning hours, later grouped together as the Tet Offensive.
March 17 » As a result of nerve gas testing by the U.S. Army Chemical Corps in Skull Valley, Utah, over 6,000 sheep are found dead.
April 11 » President Lyndon B. Johnson signs the Civil Rights Act of 1968, prohibiting discrimination in the sale, rental, and financing of housing.
August 28 » The police rioted during the Democratic National Convention, beating up anti-war protesters, peaceful demonstrators, innocent bystanders, and members of the press.
October 14 » Jim Hines becomes the first man ever to break the so-called "ten-second barrier" in the 100-meter sprint with a time of 9.95 seconds.
December 25 » Kilvenmani massacre: Forty-four Dalits (untouchables) are burnt to death in Kizhavenmani village, Tamil Nadu, a retaliation for a campaign for higher wages by Dalit laborers.
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The Family tree Verhoeve publication was prepared by Marco Verhoeve (contact is not possible).
When copying data from this family tree, please include a reference to the origin: Marco Verhoeve, "Family tree Verhoeve", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-verhoeve/R35.php : accessed February 19, 2026), "cornelia (Kee) Verhoeve (1897-1968)".
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