April 15 » Closing ceremony of the Games of the I Olympiad in Athens, Greece.
May 18 » Khodynka Tragedy: A mass panic on Khodynka Field in Moscow during the festivities of the coronation of Russian Tsar Nicholas II results in the deaths of 1,389 people.
May 18 » The United States Supreme Court rules in Plessy v. Ferguson that the "separate but equal" doctrine is constitutional.
May 26 » Nicholas II becomes the last Tsar of Imperial Russia.
September 21 » Anglo-Egyptian conquest of Sudan: British forces under the command of Horatio Kitchener take Dongola.
November 1 » A picture showing the bare breasts of a woman appears in National Geographic magazine for the first time.
Day of marriage August 4, 1920
The temperature on August 4, 1920 was between 10.0 °C and 19.0 °C and averaged 14.4 °C. There was 7.0 hours of sunshine (46%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south-southwest. 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.
January 10 » The Treaty of Versailles takes effect, officially ending World War I.
February 10 » About 75% of the population in Zone I votes to join Denmark in the 1920 Schleswig plebiscites.
June 11 » During the U.S. Republican National Convention in Chicago, U.S. Republican Party leaders gathered in a room at the Blackstone Hotel to come to a consensus on their candidate for the U.S. presidential election, leading the Associated Press to coin the political phrase "smoke-filled room".
July 11 » In the East Prussian plebiscite the local populace decides to remain with Weimar Germany.
July 29 » Construction of the Link River Dam begins as part of the Klamath Reclamation Project.
November 15 » The Free City of Danzig is established.
Day of death December 21, 1965
The temperature on December 21, 1965 was between 1.9 °C and 7.0 °C and averaged 4.5 °C. There was 4.8 mm of rain during 1.8 hours. There was 3.6 hours of sunshine (47%). The partly or heavily clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the west. Source: KNMI
April 28 » United States occupation of the Dominican Republic: American troops land in the Dominican Republic to "forestall establishment of a Communist dictatorship" and to evacuate U.S. Army troops.
May 18 » Israeli spy Eli Cohen is hanged in Damascus, Syria.
August 1 » Frank Herbert's novel, Dune was published for the first time. It was named as the world's best-selling science fiction novel in 2003.
August 11 » Race riots (the Watts Riots) begin in the Watts area of Los Angeles, California.
August 15 » The Beatles play to nearly 60,000 fans at Shea Stadium in New York City, an event later regarded as the birth of stadium rock.
September 30 » In Indonesia, a coup by the 30 September Movement is crushed, leading to a mass anti-communist purge, with over 500,000 people killed.
When copying data from this family tree, please include a reference to the origin: Joop Klavers, "Family tree Klavers", database, Genealogy Online (https://www.genealogieonline.nl/stamboom_klavers/I455992.php : accessed February 18, 2026), "Johanna Gravestijn (1896-1965)".
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