April 22 » Spanish–American War: The USSNashville captures a Spanish merchant ship.
June 13 » Yukon Territory is formed, with Dawson chosen as its capital.
June 17 » The United States Navy Hospital Corps is established.
August 12 » The Hawaiian flag is lowered from ʻIolani Palace in an elaborate annexation ceremony and replaced with the flag of the United States to signify the transfer of sovereignty from the Republic of Hawaii to the United States.
August 23 » The Southern Cross Expedition, the first British venture of the Heroic Age of Antarctic Exploration, departs from London.
December 26 » Marie and Pierre Curie announce the isolation of radium.
Day of marriage June 17, 1938
The temperature on June 17, 1938 was between 9.4 °C and 18.9 °C and averaged 13.7 °C. There was 4.0 hours of sunshine (24%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the north-northwest. Source: KNMI
May 26 » In the United States, the House Un-American Activities Committee begins its first session.
June 23 » The Civil Aeronautics Act is signed into law, forming the Civil Aeronautics Authority in the United States.
June 25 » Dr. Douglas Hyde is inaugurated as the first President of Ireland.
October 14 » The first flight of the Curtiss P-40 Warhawk fighter plane.
October 30 » Orson Welles broadcasts his radio play of H. G. Wells's The War of the Worlds, causing anxiety in some of the audience in the United States.
November 16 » LSD is first synthesized by Albert Hofmann from ergotamine at the Sandoz Laboratories in Basel.
Day of death January 29, 1950
The temperature on January 29, 1950 was between -9.7 °C and -2.4 °C and averaged -6.7 °C. There was 7.8 hours of sunshine (88%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the east. Source: KNMI
From August 7, 1948 till March 15, 1951 the Netherlands had a cabinet Drees - Van Schaik with the prime ministers Dr. W. Drees (PvdA) and Mr. J.R.H. van Schaik (KVP).
January 26 » The Constitution of India comes into force, forming a republic. Rajendra Prasad is sworn in as its first President of India. Observed as Republic Day in India.
February 8 » Cold War: The Stasi, the secret police of East Germany, is established.
May 13 » The first round of the Formula One World Championship is held at Silverstone.
June 1 » The Chinchaga fire ignites. By September, it would become the largest single fire on record in North America.
August 1 » Guam is organized as a United States commonwealth as the President Harry S. Truman signs the Guam Organic Act.
November 8 » Korean War: United States Air Force Lt. Russell J. Brown, while piloting an F-80 Shooting Star, shoots down two North Korean MiG-15s in the first jet aircraft-to-jet aircraft dogfight in history.
When copying data from this family tree, please include a reference to the origin: W.J. Oving, "Family tree Oving", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-oving/I57729.php : accessed January 4, 2026), "Harm PALTS (1898-1950)".
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