January 30 » The first Anglo-Japanese Alliance is signed in London.
May 17 » Greek archaeologist Valerios Stais discovers the Antikythera mechanism, an ancient mechanical analog computer.
May 20 » Cuba gains independence from the United States. Tomás Estrada Palma becomes the country's first President.
June 24 » King Edward VII of the United Kingdom develops appendicitis, delaying his coronation.
November 21 » The Philadelphia Football Athletics defeated the Kanaweola Athletic Club of Elmira, New York, 39–0, in the first ever professional American football night game.
December 28 » The Syracuse Athletic Club defeated the New York Philadelphians, 5–0, in the first indoor professional football game, which was held at Madison Square Garden.
Day of death August 23, 1963
The temperature on August 23, 1963 was between 13.1 °C and 18.0 °C and averaged 15.2 °C. There was 3.0 hours of sunshine (21%). The heavily clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the southwest. Source: KNMI
June 5 » The British Secretary of State for War, John Profumo, resigns in a sex scandal known as the "Profumo affair".
June 17 » A day after South Vietnamese President Ngô Đình Diệm announced the Joint Communiqué to end the Buddhist crisis, a riot involving around 2,000 people breaks out. One person is killed.
June 20 » Following the Cuban Missile Crisis, the Soviet Union and the United States sign an agreement to establish the so-called "red telephone" link between Washington and Moscow.
June 24 » The United Kingdom grants Zanzibar internal self-government.
October 3 » A violent coup in Honduras begins two decades of military rule.
November 25 » President John F. Kennedy is buried at Arlington National Cemetery in Arlington County, Virginia, across the Potomac River from Washington, D.C.; his assassin, Lee Harvey Oswald, is buried on the same day in Fort Worth, Texas.
When copying data from this family tree, please include a reference to the origin: H. Grevinga, "Family tree Grevinga", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-grevinga/I1990.php : accessed January 14, 2026), "hermina peternella koers (1902-1963)".
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