March 2 » United States Steel Corporation is founded as a result of a merger between Carnegie Steel Company and Federal Steel Company which became the first corporation in the world with a market capital over $1 billion.
May 9 » Australia opens its first national parliament in Melbourne.
August 28 » Silliman University is founded in the Philippines. It is the first American private school in the country.
September 6 » Leon Czolgosz, an unemployed anarchist, shoots and fatally wounds US President William McKinley at the Pan-American Exposition in Buffalo, New York.
September 7 » The Boxer Rebellion in Qing dynasty (modern-day China) officially ends with the signing of the Boxer Protocol.
December 3 » In a State of the Union message, U.S. President Theodore Roosevelt delivers a 20,000-word speech to the House of Representatives asking Congress to curb the power of trusts "within reasonable limits".
Day of death August 12, 1955
The temperature on August 12, 1955 was between 14.1 °C and 24.3 °C and averaged 19.2 °C. There was 8.0 mm of rain during 1.2 hours. There was 9.6 hours of sunshine (64%). The partly clouded was. The average windspeed was 4 Bft (moderate breeze) and was prevailing from the northeast. Source: KNMI
February 18 » Operation Teapot: Teapot test shot "Wasp" is successfully detonated at the Nevada Test Site with a yield of 1.2 kilotons. Wasp is the first of fourteen shots in the Teapot series.
March 2 » Norodom Sihanouk, king of Cambodia, abdicates the throne in favor of his father, Norodom Suramarit.
July 15 » Eighteen Nobel laureates sign the Mainau Declaration against nuclear weapons, later co-signed by thirty-four others.
September 16 » A Zulu-class submarine becomes the first to launch a ballistic missile.
October 1 » The Xinjiang Uyghur Autonomous Region is established.
November 15 » The first part of Saint Petersburg Metro is opened.
When copying data from this family tree, please include a reference to the origin: G. de Roller, "De Roller Stamboom", database, Genealogy Online (https://www.genealogieonline.nl/de-roller-stamboom/I5290.php : accessed January 29, 2026), "Frederik Hendrik Abbing (1901-1955)".
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