The temperature on August 21, 1961 was between 14.1 °C and 17.2 °C and averaged 15.8 °C. There was 15.2 mm of rain during 5.6 hours. The almost completely overcast was. The average windspeed was 4 Bft (moderate breeze) and was prevailing from the southwest. Source: KNMI
February 3 » The United States Air Forces begins Operation Looking Glass, and over the next 30 years, a "Doomsday Plane" is always in the air, with the capability of taking direct control of the United States' bombers and missiles in the event of the destruction of the SAC's command post.
February 4 » The Angolan War of Independence and the greater Portuguese Colonial War begin.
April 23 » Algiers putsch by French generals.
April 30 » K-19, the first Soviet nuclear submarine equipped with nuclear missiles, is commissioned.
August 25 » President Jânio Quadros of Brazil resigns after just seven months in power, initiating a political crisis that culminates in a military coup in 1964.
September 17 » The world's first retractable roof stadium, the Civic Arena, opens in Pittsburgh, Pennsylvania.
When copying data from this family tree, please include a reference to the origin: Leen Schaap, "Database Schaap", database, Genealogy Online (https://www.genealogieonline.nl/database-schaap/I6788.php : accessed December 26, 2025), "Hans van der Horst (1961-)".
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