The temperature on May 30, 1890 was about 11.7 °C. There was 7 mm of rain. The air pressure was 8 kgf/m2 and came mainly from the southwest. The airpressure was 76 cm mercury. The atmospheric humidity was 97%. Source: KNMI
January 1 » Eritrea is consolidated into a colony by the Italian government.
June 1 » The United States Census Bureau begins using Herman Hollerith's tabulating machine to count census returns.
July 27 » Vincent van Gogh shoots himself and dies two days later.
October 11 » In Washington, D.C., the Daughters of the American Revolution is founded.
December 15 » Hunkpapa Lakota leader Sitting Bull is killed on Standing Rock Indian Reservation, leading to the Wounded Knee Massacre.
December 30 » Following the Wounded Knee Massacre, the United States Army and Lakota warriors face off in the Drexel Mission Fight.
Day of death June 20, 1944
The temperature on June 20, 1944 was between 11.9 °C and 22.7 °C and averaged 16.8 °C. There was 15.2 hours of sunshine (91%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the north-northeast. Source: KNMI
In The Netherlands , there was from July 27, 1941 to February 23, 1945 the cabinet Gerbrandy II, with Prof. dr. P.S. Gerbrandy (ARP) as prime minister.
February 15 » World War II: The assault on Monte Cassino, Italy begins.
February 23 » The Soviet Union begins the forced deportation of the Chechen and Ingush people from the North Caucasus to Central Asia.
June 9 » World War II: The Soviet Union invades East Karelia and the previously Finnish part of Karelia, occupied by Finland since 1941.
June 13 » World War II: The Battle of Villers-Bocage: German tank ace Michael Wittmann ambushes elements of the British 7th Armoured Division, destroying up to fourteen tanks, fifteen personnel carriers and two anti-tank guns in a Tiger I tank.
September 14 » World War II: Maastricht becomes the first Dutch city to be liberated by allied forces.
November 29 » World War II: Albania is liberated by the Partisans.
When copying data from this family tree, please include a reference to the origin: Hendrik de Graaf, "Family tree Plugboer", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-plugboer/I501971.php : accessed February 2, 2026), "Akke Klerk (1890-1944)".
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