May 25 » The Republic of Formosa is formed, with Tang Jingsong as its president.
June 20 » The Kiel Canal, crossing the base of the Jutland peninsula and the busiest artificial waterway in the world, is officially opened.
June 27 » The inaugural run of the Baltimore and Ohio Railroad's Royal Blue from Washington, D.C., to New York City, the first U.S. passenger train to use electric locomotives.
September 3 » John Brallier becomes the first openly professional American football player, when he was paid US$10 by David Berry, to play for the Latrobe Athletic Association in a 12-0 win over the Jeanette Athletic Association.
November 5 » George B. Selden is granted the first U.S. patent for an automobile.
November 27 » At the Swedish–Norwegian Club in Paris, Alfred Nobel signs his last will and testament, setting aside his estate to establish the Nobel Prize after he dies.
Day of death June 11, 1957
The temperature on June 11, 1957 was between 7.1 °C and 14.6 °C and averaged 12.1 °C. There was 4.0 mm of rain during 4.9 hours. There was 3.1 hours of sunshine (19%). The partly or heavily clouded was. The average windspeed was 4 Bft (moderate breeze) and was prevailing from the northwest. Source: KNMI
January 5 » In a speech given to the United States Congress, United States President Dwight D. Eisenhower announces the establishment of what will later be called the Eisenhower Doctrine.
July 26 » Carlos Castillo Armas, dictator of Guatemala, is assassinated.
September 25 » Central High School in Little Rock, Arkansas, is integrated by the use of United States Army troops.
November 8 » Operation Grapple X, Round C1: The United Kingdom conducts its first successful hydrogen bomb test over Kiritimati in the Pacific.
November 14 » The "Apalachin Meeting" in rural Tioga County in upstate New York is raided by law enforcement; many high level Mafia figures are arrested while trying to flee.
December 17 » The United States successfully launches the first Atlas intercontinental ballistic missile at Cape Canaveral, Florida.
When copying data from this family tree, please include a reference to the origin: J Eijsermans, "Eijsermans family tree", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-eijsermans/I226038.php : accessed January 17, 2026), "Theodoor Hofman (1895-1957)".
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