January 1 » The first American college football bowl game, the Rose Bowl between Michigan and Stanford, is held in Pasadena, California.
January 30 » The first Anglo-Japanese Alliance is signed in London.
April 20 » Pierre and Marie Curie refine radium chloride.
May 31 » Second Boer War: The Treaty of Vereeniging ends the war and ensures British control of South Africa.
November 21 » The Philadelphia Football Athletics defeated the Kanaweola Athletic Club of Elmira, New York, 39–0, in the first ever professional American football night game.
December 10 » The opening of the reservoir of the Aswan Dam in Egypt.
Day of death June 12, 1978
The temperature on June 12, 1978 was between 10.1 °C and 14.8 °C and averaged 11.9 °C. There was 0.3 mm of rain during 0.6 hours. There was 4.1 hours of sunshine (25%). The heavily clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the northwest. 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 5 » The Landsat 3 is launched from Vandenberg Air Force Base in California.
March 16 » Supertanker Amoco Cadiz splits in two after running aground on the Portsall Rocks, three miles off the coast of Brittany, resulting in the largest oil spill in history at that time.
May 25 » The first of a series of bombings orchestrated by the Unabomber detonates at Northwestern University resulting in minor injuries.
July 10 » President Moktar Ould Daddah of Mauritania is ousted in a bloodless coup d'état.
August 10 » Three members of the Ulrich family are killed in an accident. This leads to the Ford Pinto litigation.
December 6 » Spain ratifies the Spanish Constitution of 1978 in a referendum.
When copying data from this family tree, please include a reference to the origin: Hans Dunning, "Family tree Dunning", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-dunning/R1069.php : accessed February 18, 2026), "Lutje Koops (1902-1978)".
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