The temperature on April 30, 1977 was between 4.9 °C and 15.2 °C and averaged 10.1 °C. There was 0.4 mm of rain during 1.1 hours. There was 6.6 hours of sunshine (45%). The partly or heavily clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the south-southeast. Source: KNMI
In The Netherlands , there was from Friday, May 11, 1973 to Monday, December 19, 1977 the cabinet Den Uyl, with Drs. J.M. den Uyl (PvdA) as prime minister.
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 10 » Astronomers discover the rings of Uranus.
April 5 » The US Supreme Court rules that congressional legislation that diminished the size of the Sioux people's reservation thereby destroyed the tribe's jurisdictional authority over the area in Rosebud Sioux Tribe v. Kneip.
September 7 » The Torrijos–Carter Treaties between Panama and the United States on the status of the Panama Canal are signed. The United States agrees to transfer control of the canal to Panama at the end of the 20th century.
November 11 » A munitions explosion at a train station in Iri, South Korea kills at least 56 people.
November 12 » France conducts the Oreste nuclear test as 14th in the group of 29, 1975–78 French nuclear tests series.
November 26 » An unidentified hijacker named Vrillon, claiming to be the representative of the "Ashtar Galactic Command", takes over Britain's Southern Television for six minutes, starting at 5:12 pm.
When copying data from this family tree, please include a reference to the origin: Jan Sikke van der Zwaag, "Van der Zwaag en aanverwant", database, Genealogy Online (https://www.genealogieonline.nl/van-der-zwaag-en-aanverwant/I12765.php : accessed June 9, 2024), "Wessel Kok (????-1977)".
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