July 24 » O. Henry is released from prison in Columbus, Ohio, after serving three years for embezzlement from a bank.
September 7 » The Boxer Rebellion in Qing dynasty (modern-day China) officially ends with the signing of the Boxer Protocol.
September 14 » U.S. President William McKinley dies after being mortally wounded on September 6 by anarchist Leon Czolgosz and is succeeded by Vice President Theodore Roosevelt.
September 17 » Second Boer War: Boers capture a squadron of the 17th Lancers at the Battle of Elands River.
September 28 » Philippine–American War: Filipino guerrillas kill more than forty American soldiers while losing 28 of their own.
October 12 » President Theodore Roosevelt officially renames the "Executive Mansion" to the White House.
Day of death February 20, 1947
The temperature on February 20, 1947 was between -6.3 °C and -4.9 °C and averaged -5.9 °C. The average windspeed was 2 Bft (weak wind) and was prevailing from the east. Source: KNMI
March 1 » The International Monetary Fund begins financial operations.
April 9 » The Journey of Reconciliation, the first interracial Freedom Ride begins through the upper South in violation of Jim Crow laws. The riders wanted enforcement of the United States Supreme Court's 1946 Irene Morgan decision that banned racial segregation in interstate travel.
April 16 » Bernard Baruch first applies the term "Cold War" to describe the relationship between the United States and the Soviet Union.
April 28 » Thor Heyerdahl and five crew mates set out from Peru on the Kon-Tiki to demonstrate that Peruvian natives could have settled Polynesia.
October 5 » President Truman makes the first televised Oval Office address.
November 25 » Red Scare: The "Hollywood Ten" are blacklisted by Hollywood movie studios.
When copying data from this family tree, please include a reference to the origin: Harry Westerman, "Family tree Westerman", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-westerman/X8085.php : accessed January 27, 2026), "Hillechien Koopman (± 1873-1947)".
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