April 2 » Dmitry Sipyagin, Minister of Interior of the Russian Empire, is assassinated in the Marie Palace, Saint Petersburg.
May 20 » Cuba gains independence from the United States. Tomás Estrada Palma becomes the country's first President.
May 31 » Second Boer War: The Treaty of Vereeniging ends the war and ensures British control of South Africa.
July 17 » Willis Carrier creates the first air conditioner in Buffalo, New York.
August 22 » Theodore Roosevelt becomes the first President of the United States to make a public appearance in an automobile.
December 28 » The Syracuse Athletic Club defeated the New York Philadelphians, 5–0, in the first indoor professional football game, which was held at Madison Square Garden.
Day of death June 24, 1980
The temperature on June 24, 1980 was between 10.3 °C and 16.2 °C and averaged 12.4 °C. There was 4.1 mm of rain during 2.6 hours. There was 2.7 hours of sunshine (16%). The heavily clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the south-southwest. 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 23 » Archbishop Óscar Romero of El Salvador gives his famous speech appealing to men of the El Salvadoran armed forces to stop killing the Salvadorans.
May 17 » General Chun Doo-hwan of South Korea seizes control of the government and declares martial law in order to suppress student demonstrations.
June 27 » The 'Ustica massacre': Itavia Flight 870 crashes in the sea while en route from Bologna to Palermo, Italy, killing all 81 on board.
July 30 » Israel's Knesset passes the Jerusalem Law.
July 30 » Vanuatu gains independence.
October 2 » Michael Myers becomes the first member of either chamber of Congress to be expelled since the Civil War.
When copying data from this family tree, please include a reference to the origin: Louis Kramer, "Kramer Family Tree", database, Genealogy Online (https://www.genealogieonline.nl/kramer_stamboom/I559815.php : accessed February 1, 2026), "Olea Kristine Kristensen (1902-1980)".
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