March 2 » The U.S. Congress passes the Platt Amendment limiting the autonomy of Cuba, as a condition of the withdrawal of American troops.
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.
August 14 » The first claimed powered flight, by Gustave Whitehead in his Number 21.
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 14 » U.S. President William McKinley dies after being mortally wounded on September 6 by anarchist Leon Czolgosz and is succeeded by Vice President Theodore Roosevelt.
November 1 » Sigma Phi Epsilon, the largest national male collegiate fraternity, is established at Richmond College, in Richmond, Virginia.
Day of death August 13, 1980
The temperature on August 13, 1980 was between 13.3 °C and 19.6 °C and averaged 16.2 °C. There was 0.1 mm of rain during 0.2 hours. There was 2.0 hours of sunshine (13%). The heavily clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the south. Source: KNMI
In The Netherlands , there was from Monday, December 19, 1977 to Friday, September 11, 1981 the cabinet Van Agt I, with Mr. A.A.M. van Agt (CDA/KVP) as prime minister.
March 27 » The Norwegian oil platform Alexander L. Kielland collapses in the North Sea, killing 123 of its crew of 212.
May 17 » General Chun Doo-hwan of South Korea seizes control of the government and declares martial law in order to suppress student demonstrations.
September 18 » Soyuz 38 carries two cosmonauts (including one Cuban) to the Salyut 6 space station.
September 23 » Bob Marley plays what would be the last concert of his life in Pittsburgh, Pennsylvania.
October 2 » Michael Myers becomes the first member of either chamber of Congress to be expelled since the Civil War.
November 21 » A deadly fire breaks out at the MGM Grand Hotel in Paradise, Nevada (now Bally's Las Vegas). Eighty-seven people are killed and more than 650 are injured in the worst disaster in Nevada history.
When copying data from this family tree, please include a reference to the origin: Leo Eijskoot, "Family tree Eijskoot", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-eijskoot/I501058.php : accessed February 28, 2026), "Cornelia Hakker (1901-1980)".
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