The temperature on December 16, 1956 was between 10.9 °C and 12.8 °C and averaged 12.1 °C. There was 0.9 mm of rain during 2.1 hours. There was -0.1 hours of sunshine (0%). The almost completely overcast was. The average windspeed was 6 Bft (strong wind) and was prevailing from the south-southwest. Source: KNMI
July 13 » The Dartmouth workshop is the first conference on artificial intelligence.
August 6 » After going bankrupt in 1955, the American broadcaster DuMont Television Network makes its final broadcast, a boxing match from St. Nicholas Arena in New York in the Boxing from St. Nicholas Arena series.
September 25 » TAT-1, the first submarine transatlantic telephone cable system, is inaugurated.
September 27 » USAF Captain Milburn G. Apt becomes the first person to exceed Mach 3. Shortly thereafter, the Bell X-2 goes out of control and Captain Apt is killed.
November 2 » Hungarian Revolution: Imre Nagy requests UN aid for Hungary. Nikita Khrushchev meets with leaders of other Communist countries to seek their advice on the situation in Hungary, selecting János Kádár as the country's next leader on the advice of Josip Broz Tito.
November 12 » In the midst of the Suez Crisis, Palestinian refugees are shot dead in Rafah by Israeli soldiers following the invasion of the Gaza Strip.
Day of marriage December 21, 1979
The temperature on December 21, 1979 was between -3.1 °C and 1.1 °C and averaged -1.5 °C. There was -0.1 mm of rain. There was 2.2 hours of sunshine (28%). The partly clouded was. The average windspeed was 3 Bft (moderate breeze) 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.
March 25 » The first fully functional Space Shuttle orbiter, Columbia, is delivered to the John F. Kennedy Space Center to be prepared for its first launch.
April 1 » Iran becomes an Islamic republic by a 99% vote, officially overthrowing the Shah.
September 1 » The American space probe Pioneer 11 becomes the first spacecraft to visit Saturn when it passes the planet at a distance of 21,000 kilometres (13,000mi).
October 31 » Western Airlines Flight 2605 crashes on landing in Mexico City, killing 73 people.
November 4 » Iran hostage crisis: A group of Iranian college students overruns the U.S. embassy in Tehran and takes 90 hostages.
November 9 » Cold War: Nuclear false alarm: The NORAD computers and the Alternate National Military Command Center in Fort Ritchie, Maryland detected purported massive Soviet nuclear strike. After reviewing the raw data from satellites and checking the early-warning radars, the alert is cancelled.
When copying data from this family tree, please include a reference to the origin: Louis Kramer, "Kramer Family Tree", database, Genealogy Online (https://www.genealogieonline.nl/kramer_stamboom/I87.php : accessed February 14, 2026), "Sjoerd de Meer (1956-2021)".
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