January 1 » The first American college football bowl game, the Rose Bowl between Michigan and Stanford, is held in Pasadena, California.
January 28 » The Carnegie Institution of Washington is founded in Washington, D.C. with a $10 million gift from Andrew Carnegie.
April 2 » Dmitry Sipyagin, Minister of Interior of the Russian Empire, is assassinated in the Marie Palace, Saint Petersburg.
April 18 » The 7.5 Mw Guatemala earthquake shakes Guatemala with a maximum Mercalli intensity of VIII (Severe), killing between 800–2,000.
May 31 » Second Boer War: The Treaty of Vereeniging ends the war and ensures British control of South Africa.
June 28 » The U.S. Congress passes the Spooner Act, authorizing President Theodore Roosevelt to acquire rights from Colombia for the Panama Canal.
Day of death September 25, 1971
The temperature on September 25, 1971 was between 3.0 °C and 14.7 °C and averaged 10.9 °C. There was 12.0 mm of rain during 4.3 hours. There was 0.2 hours of sunshine (2%). The partly or heavily clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the north-northeast. Source: KNMI
January 12 » The Harrisburg Seven: Rev. Philip Berrigan and five other activists are indicted on charges of conspiring to kidnap Henry Kissinger and of plotting to blow up the heating tunnels of federal buildings in Washington, D.C.
February 8 » The NASDAQ stock market index opens for the first time.
May 26 » Bangladesh Liberation War: The Pakistan Army slaughters at least 71 Hindus in Burunga, Sylhet, Bangladesh.
August 21 » A bomb exploded in the Liberal Party campaign rally in Plaza Miranda, Manila, Philippines with several anti-Marcos political candidates injured.
August 22 » J. Edgar Hoover and John Mitchell announce the arrest of 20 of the Camden 28.
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: Hans Weening, "Family tree Weening", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-weening/I169893.php : accessed February 22, 2026), "Jochum Loonstra (1902-1971)".
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