March 23 » Emilio Aguinaldo, only President of the First Philippine Republic, was captured at Palanan, Isabela by the forces of General Frederick Funston.
June 17 » The College Board introduces its first standardized test, the forerunner to the SAT.
August 5 » Peter O'Connor sets the first IAAF recognised long jump world record of 24ft 11.75in (7.6137m), a record that would stand for 20 years.
September 2 » Vice President of the United States Theodore Roosevelt utters the famous phrase, "Speak softly and carry a big stick" at the Minnesota State Fair.
September 17 » Second Boer War: A Boer column defeats a British force at the Battle of Blood River Poort.
November 18 » Britain and the United States sign the Hay–Pauncefote Treaty, which nullifies the Clayton–Bulwer Treaty and withdraws British objections to an American-controlled canal in Panama.
Day of marriage December 20, 1924
The temperature on December 20, 1924 was between 5.1 °C and 6.8 °C and averaged 6.0 °C. The average windspeed was 2 Bft (weak wind) and was prevailing from the south-southwest. Source: KNMI
In The Netherlands , there was from September 19, 1922 to August 4, 1925 the cabinet Ruys de Beerenbrouck II, with Jonkheer mr. Ch.J.M. Ruys de Beerenbrouck (RKSP) as prime minister.
February 1 » Russia–United Kingdom relations are restored, over six years after the Communist revolution.
February 14 » The Computing-Tabulating-Recording Company changes its name to International Business Machines Corporation (IBM).
October 7 » Andreas Michalakopoulos becomes prime minister of Greece for a short period of time.
October 25 » The Zinoviev letter, which Zinoviev himself denied writing, is published in the Daily Mail; the Labour party would later blame this letter for the Conservatives' landslide election win four days later.
October 27 » The Uzbek SSR is founded in the Soviet Union.
November 27 » In New York City, the first Macy's Thanksgiving Day Parade is held.
Day of death June 30, 1954
The temperature on June 30, 1954 was between 5.0 °C and 17.3 °C and averaged 12.1 °C. There was 9.0 hours of sunshine (54%). The partly clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the north-northwest. Source: KNMI
February 15 » Canada and the United States agree to construct the Distant Early Warning Line, a system of radar stations in the far northern Arctic regions of Canada and Alaska.
March 26 » Nuclear weapons testing: The Romeo shot of Operation Castle is detonated at Bikini Atoll. Yield: 11 megatons.
June 18 » Carlos Castillo Armas leads an invasion force across the Guatemalan border, setting in motion the 1954 Guatemalan coup d'état.
August 13 » Radio Pakistan broadcasts the "Qaumī Tarāna", the national anthem of Pakistan for the first time.
August 24 » The Communist Control Act goes into effect, outlawing the American Communist Party.
September 3 » The German submarineU-505 begins its move from a specially constructed dock to its site at Chicago's Museum of Science and Industry.
When copying data from this family tree, please include a reference to the origin: Hendrik Dreyer, "Dreyer Tree", database, Genealogy Online (https://www.genealogieonline.nl/dreyer-tree/I13422.php : accessed March 1, 2026), "Roelof Petrus Gerhardus Dreyer (1901-1954)".
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