January 4 » Utah is admitted as the 45th U.S. state.
January 18 » An X-ray generating machine is exhibited for the first time by H. L. Smith.
June 2 » Guglielmo Marconi applies for a patent for his wireless telegraph.
August 27 » Anglo-Zanzibar War: The shortest war in world history (09:02 to 09:40), between the United Kingdom and Zanzibar.
November 17 » The Western Pennsylvania Hockey League, which later became the first ice hockey league to openly trade and hire players, began play at Pittsburgh's Schenley Park Casino.
December 30 » Filipino patriot and reform advocate José Rizal is executed by a Spanish firing squad in Manila.
Day of death June 20, 1978
The temperature on June 20, 1978 was between 7.0 °C and 24.3 °C and averaged 16.2 °C. There was 13.6 hours of sunshine (81%). The partly clouded was. The average windspeed was 1 Bft (weak wind) and was prevailing from the west. 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.
February 19 » Egyptian forces raid Larnaca International Airport in an attempt to intervene in a hijacking, without authorisation from the Republic of Cyprus authorities. The Cypriot National Guard and Police forces kill 15 Egyptian commandos and destroy the Egyptian C-130 transport plane in open combat.
March 5 » The Landsat 3 is launched from Vandenberg Air Force Base in California.
April 7 » Development of the neutron bomb is canceled by President Jimmy Carter.
July 10 » ABC World News Tonight premieres on ABC.
August 19 » In Iran, Cinema Rex fire caused more than 400 deaths.
October 21 » Australian civilian pilot Frederick Valentich vanishes over the Bass Strait south of Melbourne, after reporting contact with an unidentified aircraft.
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/I218834.php : accessed January 3, 2026), "Christiaan van Haperen (1896-1978)".
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