February 1 » La bohème premieres in Turin at the Teatro Regio (Turin), conducted by the young Arturo Toscanini.
March 1 » Henri Becquerel discovers radioactive decay.
May 27 » The F4-strength St. Louis–East St. Louis tornado hits in St. Louis, Missouri, and East St. Louis, Illinois, killing at least 255 people and causing over $10-million in damage.
August 17 » Bridget Driscoll became the first recorded case of a pedestrian killed in a collision with a motor car in the United Kingdom.
December 10 » Alfred Jarry's Ubu Roi premieres in Paris. A riot breaks out at the end of the performance.
December 30 » Canadian ice hockey player Ernie McLea scores the first hat-trick in Stanley Cup play, and the Cup-winning goal as the Montreal Victorias defeat the Winnipeg Victorias 6–5.
Day of death September 24, 1971
The temperature on September 24, 1971 was between 10.7 °C and 17.3 °C and averaged 14.3 °C. There was 2.8 mm of rain during 2.1 hours. There was 1.3 hours of sunshine (11%). The heavily clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the west-northwest. Source: KNMI
January 31 » The Winter Soldier Investigation, organized by the Vietnam Veterans Against the War to publicize war crimes and atrocities by Americans and allies in Vietnam, begins in Detroit.
February 3 » New York Police Officer Frank Serpico is shot during a drug bust in Brooklyn and survives to later testify against police corruption.
July 26 » Apollo program: Launch of Apollo 15 on the first Apollo "J-Mission", and first use of a Lunar Roving Vehicle.
September 15 » The first Greenpeace ship sets sail to protest against nuclear testing on Amchitka Island.
September 28 » The Parliament of the UK passes the Misuse of Drugs Act 1971, banning the medicinal use of cannabis.
November 27 » The Soviet space program's Mars 2 orbiter releases a descent module. It malfunctions and crashes, but it is the first man-made object to reach the surface of Mars.
When copying data from this family tree, please include a reference to the origin: Rik Plomp, "Pedigree Plomp", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-plomp/I182.php : accessed February 20, 2026), "Adrianus Josephus van den Brekel (1896-1971)".
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