January 1 » Nigeria becomes a British protectorate.
February 15 » The association football club Alianza Lima is founded in Lima, Peru, under the name Sport Alianza.
March 2 » The U.S. Congress passes the Platt Amendment limiting the autonomy of Cuba, as a condition of the withdrawal of American troops.
June 17 » The College Board introduces its first standardized test, the forerunner to the SAT.
July 4 » William Howard Taft becomes American governor of the Philippines.
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 death January 15, 1938
The temperature on January 15, 1938 was between 7.0 °C and 9.0 °C and averaged 8.3 °C. There was 0.9 mm of rain during 1.1 hours. There was 1.1 hours of sunshine (13%). The average windspeed was 6 Bft (strong wind) and was prevailing from the south-southwest. Source: KNMI
February 18 » Second Sino-Japanese War: During the Nanking Massacre, the Nanking Safety Zone International Committee is renamed "Nanking International Rescue Committee", and the safety zone in place for refugees falls apart.
June 7 » Second Sino-Japanese War: The Chinese Nationalist government creates the 1938 Yellow River flood to halt Japanese forces. Five hundred to nine hundred thousand civilians are killed.
June 7 » The Douglas DC-4E makes its first test flight.
November 9 » The Nazi German diplomat Ernst vom Rath dies from gunshot wounds by Herschel Grynszpan, an act which the Nazis used as an excuse to instigate the 1938 national pogrom, also known as Kristallnacht.
November 16 » LSD is first synthesized by Albert Hofmann from ergotamine at the Sandoz Laboratories in Basel.
December 17 » Otto Hahn discovers the nuclear fission of the heavy element uranium, the scientific and technological basis of nuclear energy.
When copying data from this family tree, please include a reference to the origin: Tijs van den Brink, "Parentele of Geurt Jacobs", database, Genealogy Online (https://www.genealogieonline.nl/geurt-jacobs/I30840.php : accessed January 23, 2026), "Aartje Mazier (1901-1938)".
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