March 23 » Emilio Aguinaldo, only President of the First Philippine Republic, was captured at Palanan, Isabela by the forces of General Frederick Funston.
July 24 » O. Henry is released from prison in Columbus, Ohio, after serving three years for embezzlement from a bank.
August 10 » The U.S. Steel recognition strike by the Amalgamated Association of Iron and Steel Workers begins.
August 21 » Six hundred American school teachers, Thomasites, arrived in Manila on the USAT Thomas.
August 28 » Silliman University is founded in the Philippines. It is the first American private school in the country.
September 28 » Philippine–American War: Filipino guerrillas kill more than forty American soldiers while losing 28 of their own.
Day of death January 19, 1971
The temperature on January 19, 1971 was between 4.1 °C and 9.0 °C and averaged 6.7 °C. There was 2.4 mm of rain during 3.6 hours. There was 0.9 hours of sunshine (11%). The heavily clouded was. The average windspeed was 4 Bft (moderate breeze) and was prevailing from the south-southwest. Source: KNMI
May 30 » Mariner program: Mariner 9 is launched to map 70% of the surface, and to study temporal changes in the atmosphere and surface, of Mars.
June 11 » The U.S. Government forcibly removes the last holdouts to the Native American Occupation of Alcatraz, ending 19 months of control.
July 12 » The Australian Aboriginal Flag is flown for the first time.
July 31 » Apollo program: Apollo 15 astronauts become the first to ride in a lunar rover.
September 28 » The Parliament of the UK passes the Misuse of Drugs Act 1971, banning the medicinal use of cannabis.
November 6 » The United States Atomic Energy Commission tests the largest U.S. underground hydrogen bomb, code-named Cannikin, on Amchitka Island in the Aleutians.
When copying data from this family tree, please include a reference to the origin: Jo IJzerman, "Family tree IJzerman", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-ijzerman/I3402.php : accessed February 21, 2026), "Wilhelmina Mikkers (1901-1971)".
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