April 2 » Dmitry Sipyagin, Minister of Interior of the Russian Empire, is assassinated in the Marie Palace, Saint Petersburg.
April 18 » The 7.5 Mw Guatemala earthquake shakes Guatemala with a maximum Mercalli intensity of VIII (Severe), killing between 800–2,000.
June 24 » King Edward VII of the United Kingdom develops appendicitis, delaying his coronation.
June 28 » The U.S. Congress passes the Spooner Act, authorizing President Theodore Roosevelt to acquire rights from Colombia for the Panama Canal.
December 10 » The opening of the reservoir of the Aswan Dam in Egypt.
Day of death March 11, 1980
The temperature on March 11, 1980 was between 2.6 °C and 7.6 °C and averaged 5.6 °C. There was 0.4 mm of rain during 1.4 hours. The heavily clouded was. The average windspeed was 1 Bft (weak wind) and was prevailing from the east-northeast. 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.
January 27 » Through cooperation between the U.S. and Canadian governments, six American diplomats secretly escape hostilities in Iran in the culmination of the Canadian Caper.
February 24 » The United States Olympic hockey team completes its Miracle on Ice by defeating Finland 4–2 to win the gold medal.
April 7 » During the Iran hostage crisis, the United States severs relations with Iran.
May 8 » The World Health Organization confirms the eradication of smallpox.
August 2 » A bomb explodes at the railway station in Bologna, Italy, killing 85 people and wounding more than 200.
December 24 » Witnesses report the first of several sightings of unexplained lights near RAF Woodbridge, in Rendlesham Forest, Suffolk, England, United Kingdom, an incident called "Britain's Roswell".
When copying data from this family tree, please include a reference to the origin: Hans Eijken, "Family tree Eijken", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-eijken/I2199.php : accessed February 13, 2026), "Engeltje Hulselmans (1902-1980)".
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