The temperature on February 15, 1971 was between 2.6 °C and 6.1 °C and averaged 4.4 °C. There was 12.8 mm of rain during 8.1 hours. The heavily clouded was. The average windspeed was 4 Bft (moderate breeze) and was prevailing from the south. Source: KNMI
February 27 » Doctors in the first Dutch abortion clinic (the Mildredhuis in Arnhem) start performing artificially-induced abortions.
September 8 » In Washington, D.C., the John F. Kennedy Center for the Performing Arts is inaugurated, with the opening feature being the premiere of Leonard Bernstein's Mass.
September 28 » The Parliament of the UK passes the Misuse of Drugs Act 1971, banning the medicinal use of cannabis.
November 10 » In Cambodia, Khmer Rouge forces attack the city of Phnom Penh and its airport, killing 44, wounding at least 30 and damaging nine aircraft.
November 18 » Oman declares its independence from United Kingdom.
November 28 » Fred Quilt, a leader of the Tsilhqot'in First Nation suffers severe abdominal injuries allegedly caused by Royal Canadian Mounted Police officers; he dies two days later.
When copying data from this family tree, please include a reference to the origin: Arie Verloop, "Family tree Verloop", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-verloop/I3133.php : accessed February 9, 2026), "Johanna Wilhelmina IMMINK (1881-1971)".
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