The temperature on October 3, 1881 was about 12.6 °C. The air pressure was 3 kgf/m2 and came mainly from the east-northeast. The airpressure was 77 cm mercury. The atmospheric humidity was 62%. 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.
March 1 » The first Minnesota State Capitol burns down.
April 14 » The Four Dead in Five Seconds Gunfight is fought in El Paso, Texas.
May 10 » Carol I is crowned the King of the Romanian Kingdom.
July 1 » General Order 70, the culmination of the Cardwell and Childers reforms of the British Army, comes into effect.
October 13 » First known conversation in modern Hebrew by Eliezer Ben-Yehuda and friends.
November 9 » Mapuche rebels attack the fortified Chilean settlement of Temuco.
Day of death April 22, 1960
The temperature on April 22, 1960 was between 2.2 °C and 13.9 °C and averaged 8.7 °C. There was 0.1 mm of rain. There was 0.8 hours of sunshine (6%). The partly or heavily clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the northwest. Source: KNMI
January 21 » Little Joe 1B, a Mercury spacecraft, lifts off from Wallops Island, Virginia with Miss Sam, a female rhesus monkey on board.
February 3 » British Prime Minister Harold Macmillan speaks of "a wind of change", signalling that his Government was likely to support decolonisation.
April 27 » Togo gains independence from French-administered UN trusteeship.
July 11 » Congo Crisis: The State of Katanga breaks away from the Democratic Republic of the Congo.
November 2 » Penguin Books is found not guilty of obscenity in the trial R v Penguin Books Ltd, the Lady Chatterley's Lover case.
December 9 » The first episode of Coronation Street, the world's longest-running television soap opera, is broadcast in the United Kingdom.
When copying data from this family tree, please include a reference to the origin: Peeters Mathieu, "FutureHistory", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-riske/I28545.php : accessed December 24, 2025), "Leon Koppen (1881-1960)".
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