April 18 » The Greco-Turkish War is declared between Greece and the Ottoman Empire.
May 26 » Dracula, a Gothic horror novel by Irish author Bram Stoker, is published.
July 2 » British-Italian engineer Guglielmo Marconi obtains a patent for radio in London.
August 2 » Anglo-Afghan War: The Siege of Malakand ends when a relief column is able to reach the British garrison in the Malakand states.
August 31 » Thomas Edison patents the Kinetoscope, the first movie projector.
September 11 » After months of pursuit, generals of Menelik II of Ethiopia capture Gaki Sherocho, the last king of Kaffa, bringing an end to that ancient kingdom.
Day of marriage March 11, 1927
The temperature on March 11, 1927 was between -1.1 °C and 9.1 °C and averaged 3.7 °C. There was 2.1 hours of sunshine (18%). The average windspeed was 2 Bft (weak wind) and was prevailing from the south east. Source: KNMI
April 7 » The first long-distance public television broadcast (from Washington, D.C., to New York City, displaying the image of Commerce Secretary Herbert Hoover).
April 12 » Shanghai massacre of 1927: Chiang Kai-shek orders the Chinese Communist Party members executed in Shanghai, ending the First United Front.
May 18 » The Bath School disaster: Forty-five people, including many children, are killed by bombs planted by a disgruntled school-board member in Michigan.
August 1 » The Nanchang Uprising marks the first significant battle in the Chinese Civil War between the Kuomintang and Chinese Communist Party. This day is commemorated as the anniversary of the founding of the People's Liberation Army.
September 5 » The first Oswald the Lucky Rabbit cartoon, Trolley Troubles, produced by Walt Disney, is released by Universal Pictures.
October 25 » The Italian luxury liner SS Principessa Mafalda sinks off the coast of Brazil, killing 314.
Day of death April 7, 1980
The temperature on April 7, 1980 was between 2.0 °C and 9.6 °C and averaged 5.0 °C. There was 0.1 mm of rain during 0.1 hours. There was 0.6 hours of sunshine (5%). The partly or heavily clouded was. The average windspeed was 1 Bft (weak wind) 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.
January 28 » USCGCBlackthorn collides with the tanker Capricorn while leaving Tampa, Florida and capsizes, killing 23 Coast Guard crewmembers.
June 10 » The African National Congress in South Africa publishes a call to fight from their imprisoned leader Nelson Mandela.
July 8 » The inaugural 1980 State of Origin game is won by Queensland who defeat New South Wales 20–10 at Lang Park.
October 26 » The Peter Muhlenberg Memorial in Washington, D.C. is dedicated.
October 30 » El Salvador and Honduras agree to put the border dispute fought over in 1969's Football War before the International Court of Justice.
December 1 » Ecatepec, State of Mexico, Mexico, becomes a city.
Day of burial April 11, 1980
The temperature on April 11, 1980 was between -1.0 °C and 12.1 °C and averaged 6.4 °C. There was 3.0 hours of sunshine (22%). The partly clouded was. The average windspeed was 1 Bft (weak wind) and was prevailing from the south-southeast. 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 21 » Iran Air Flight 291 crashes in the Alborz Mountains while on approach to Mehrabad International Airport in Tehran, Iran, killing 128 people.
January 28 » USCGCBlackthorn collides with the tanker Capricorn while leaving Tampa, Florida and capsizes, killing 23 Coast Guard crewmembers.
March 24 » El Salvadorian Archbishop Óscar Romero is assassinated while celebrating Mass in San Salvador.
April 30 » The Iranian Embassy siege begins in London.
August 19 » Saudia Flight 163, a Lockheed L-1011 TriStar burns after making an emergency landing at King Khalid International Airport in Riyadh, Saudi Arabia, killing 301 people.
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: Tijs van den Brink, "Parentage of Gisbert Jansen Snapper", database, Genealogy Online (https://www.genealogieonline.nl/gisbert-jansen-snapper/I10206.php : accessed January 29, 2026), "Cornelis Wassink (1897-1980)".
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