The temperature on September 17, 1881 was about 17.3 °C. The air pressure was 3 kgf/m2 and came mainly from the south-southeast. The airpressure was 76 cm mercury. The atmospheric humidity was 66%. Source: KNMI
In The Netherlands , there was from August 20, 1879 to April 23, 1883 the cabinet Van Lijnden van Sandenburg, with Mr. C.Th. baron Van Lijnden van Sandenburg (conservatief-AR) as prime minister.
February 16 » The Canadian Pacific Railway is incorporated by Act of Parliament at Ottawa (44th Vic., c.1).
February 24 » China and Russia sign the Sino-Russian Ili Treaty.
June 14 » The White Rajahs territories become the British protectorate of Sarawak.
June 29 » In Sudan, Muhammad Ahmad declares himself to be the Mahdi, the messianic redeemer of Islam.
July 14 » Billy the Kid is shot and killed by Pat Garrett outside Fort Sumner.
July 23 » The Boundary Treaty of 1881 between Chile and Argentina is signed in Buenos Aires.
Christening day March 21, 1920
The temperature on March 21, 1920 was between 0.3 °C and 13.6 °C and averaged 7.0 °C. There was 0.9 hours of sunshine (7%). The average windspeed was 2 Bft (weak wind) and was prevailing from the west. 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 23 » The Netherlands refuses to surrender the exiled Kaiser Wilhelm II of Germany to the Allies.
February 29 » Czechoslovak National Assembly adopts the Constitution.
August 16 » Ray Chapman of the Cleveland Indians is hit on the head by a fastball thrown by Carl Mays of the New York Yankees, and dies early the next day. Chapman was the second player to die from injuries sustained in a Major League Baseball game, the first being Doc Powers in 1909.
August 19 » The Tambov Rebellion breaks out, in response to the Bolshevik policy of Prodrazvyorstka.
August 26 » The 19th amendment to United States Constitution takes effect, giving women the right to vote.
September 7 » Two newly purchased Savoia flying boats crash in the Swiss Alps en route to Finland where they would serve with the Finnish Air Force, killing both crews.
Day of death October 15, 1969
The temperature on October 15, 1969 was between 7.7 °C and 17.8 °C and averaged 12.0 °C. There was 0.1 mm of rain. There was 3.8 hours of sunshine (35%). The partly clouded was. The average windspeed was 1 Bft (weak wind) and was prevailing from the south-southwest. Source: KNMI
January 18 » United Airlines Flight 266 crashes into Santa Monica Bay killing all 32 passengers and six crew members.
February 4 » Yasser Arafat takes over as chairman of the Palestine Liberation Organization.
March 18 » The United States begins secretly bombing the Sihanouk Trail in Cambodia, used by communist forces to infiltrate South Vietnam.
April 7 » The Internet's symbolic birth date: Publication of RFC 1.
August 8 » At a zebra crossing in London, photographer Iain Macmillan takes the iconic photo that becomes the cover image of the Beatles' album Abbey Road.
December 24 » Nigerian troops capture Umuahia, the Biafran capital.
When copying data from this family tree, please include a reference to the origin: Hans Weening, "Family tree Weening", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-weening/I62596.php : accessed October 10, 2026), "Grietje Ploeg (1881-1969)".
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