The temperature on July 16, 1910 was between 9.9 °C and 21.2 °C and averaged 16.4 °C. There was 13.2 hours of sunshine (81%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the north-northeast. Source: KNMI
January 1 » Captain David Beatty is promoted to Rear admiral, and becomes the youngest admiral in the Royal Navy (except for Royal family members) since Horatio Nelson.
June 25 » Igor Stravinsky's ballet The Firebird is premiered in Paris, bringing him to prominence as a composer.
July 15 » In his book Clinical Psychiatry, Emil Kraepelin gives a name to Alzheimer's disease, naming it after his colleague Alois Alzheimer.
August 22 » Korea is annexed by Japan with the signing of the Japan–Korea Treaty of 1910, beginning a period of Japanese rule of Korea that lasted until the end of World War II.
November 14 » Aviator Eugene Burton Ely performs the first takeoff from a ship in Hampton Roads, Virginia, taking off from a makeshift deck on the USS Birmingham in a Curtiss pusher.
November 20 » Mexican Revolution: Francisco I. Madero issues the Plan de San Luis Potosí, denouncing Mexican President Porfirio Díaz, calling for a revolution to overthrow the government of Mexico, effectively starting the Mexican Revolution.
Day of death October 20, 1989
The temperature on October 20, 1989 was between 11.6 °C and 15.5 °C and averaged 13.2 °C. There was 8.6 mm of rain during 4.8 hours. There was 5.3 hours of sunshine (51%). The partly clouded was. The average windspeed was 4 Bft (moderate breeze) and was prevailing from the south-southwest. Source: KNMI
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.
In The Netherlands , there was from Tuesday, November 7, 1989 to Monday, August 22, 1994 the cabinet Lubbers III, with Drs. R.F.M. Lubbers (CDA) as prime minister.
April 19 » A gun turret explodes on the USSIowa, killing 47 sailors.
May 29 » Signing of an agreement between Egypt and the United States, allowing the manufacture of parts of the F-16 jet fighter plane in Egypt.
July 17 » Holy See–Poland relations are restored.
October 17 » The East German Politburo votes to remove Erich Honecker from his role as General Secretary.
November 22 » In West Beirut, a bomb explodes near the motorcade of Lebanese President René Moawad, killing him.
December 2 » The Peace Agreement of Hat Yai is signed and ratified by the Malayan Communist Party (MCP) and the governments of Malaysia and Thailand, ending the over two-decade-long communist insurgency in Malaysia.
When copying data from this family tree, please include a reference to the origin: Van Knippenberg, "Family tree Van Knippenberg", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-van-knippenberg/I7447.php : accessed January 20, 2026), "Bertha Elisabeth (Billie) Knippenburg (1910-1989)".
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