February 27 » King George I of Greece survives an assassination attempt.
April 21 » Spanish–American War: The United States Navy begins a blockade of Cuban ports. When the U.S. Congress issued a declaration of war on April 25, it declared that a state of war had existed from this date.
June 10 » Spanish–American War: In the Battle of Guantánamo Bay, U.S. Marines begin the American invasion of Spanish-held Cuba.
October 18 » The United States takes possession of Puerto Rico from Spain.
December 3 » The Duquesne Country and Athletic Club defeated an all-star collection of early football players 16–0, in what is considered to be the very first all-star game for professional American football.
December 26 » Marie and Pierre Curie announce the isolation of radium.
Day of death January 21, 1971
The temperature on January 21, 1971 was between 2.3 °C and 5.7 °C and averaged 3.8 °C. There was 0.3 mm of rain during 0.7 hours. The heavily clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south east. Source: KNMI
March 18 » Peru: a landslide crashes into Yanawayin Lake, killing 200 people at the mining camp of Chungar.
April 23 » Bangladesh Liberation War: The Pakistan Army and Razakars massacre approximately 3,000 Hindu emigrants in the Jathibhanga area of East Pakistan (now Bangladesh).
May 19 » Mars probe program: Mars 2 is launched by the Soviet Union.
August 21 » A bomb exploded in the Liberal Party campaign rally in Plaza Miranda, Manila, Philippines with several anti-Marcos political candidates injured.
October 12 » The 2,500 year celebration of the Persian Empire begins.
December 4 » The Indian Navy attacks the Pakistan Navy and Karachi.
When copying data from this family tree, please include a reference to the origin: R.A.Hemerik, "Descendants Hemerik-Broekhuizen-Huner-Koper-Barink", database, Genealogy Online (https://www.genealogieonline.nl/parenteel-hemerik/I69094.php : accessed March 13, 2026), "Jacobus Piket (1898-1971)".
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