March 19 » Auguste and Louis Lumière record their first footage using their newly patented cinematograph.
March 22 » Before the Société pour L'Encouragement à l'Industrie, brothers Auguste and Louis Lumière demonstrate movie film technology publicly for the first time.
April 24 » Joshua Slocum, the first person to sail single-handedly around the world, sets sail from Boston, Massachusetts aboard the sloop "Spray".
June 11 » Paris–Bordeaux–Paris, sometimes called the first automobile race in history or the "first motor race", takes place.
June 20 » The Kiel Canal, crossing the base of the Jutland peninsula and the busiest artificial waterway in the world, is officially opened.
October 8 » Korean Empress Myeongseong is assassinated by Japanese infiltrators.
Day of death December 12, 1968
The temperature on December 12, 1968 was between -11.0 °C and -2.3 °C and averaged -8.0 °C. There was 5.0 hours of sunshine (64%). The average windspeed was 1 Bft (weak wind) and was prevailing from the east. Source: KNMI
April 10 » The TEV Wahine, a New Zealand ferry sinks in Wellington harbour due to a fierce storm – the strongest winds ever in Wellington. Out of the 734 people on board, fifty-three died.
July 23 » Glenville shootout: In Cleveland, Ohio, a violent shootout between a Black Militant organization and the Cleveland Police Department occurs. During the shootout, a riot begins and lasts for five days.
August 20 » Cold War: Warsaw Pact troops invade Czechoslovakia, crushing the Prague Spring. East German participation is limited to a few specialists due to memories of the recent war. Only Albania and Romania refuse to participate.
September 2 » Operation OAU begins during the Nigerian Civil War.
November 22 » The Beatles release The Beatles (known popularly as The White Album).
December 20 » The Zodiac Killer kills Betty Lou Jenson and David Faraday in Vallejo, California.
When copying data from this family tree, please include a reference to the origin: F. Kueter, "Family tree Kueter", database, Genealogy Online (https://www.genealogieonline.nl/stamboom_kueter/I35672.php : accessed February 5, 2026), "Merlin R. CLARK (1895-1968)".
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