The temperature on December 4, 1986 was between 7.0 °C and 12.6 °C and averaged 9.5 °C. There was 0.6 hours of sunshine (7%). The partly clouded was. The average windspeed was 4 Bft (moderate breeze) and was prevailing from the southwest. Source: KNMI
In The Netherlands , there was from Thursday, November 4, 1982 to Monday, July 14, 1986 the cabinet Lubbers I, with Drs. R.F.M. Lubbers (CDA) as prime minister.
In The Netherlands , there was from Tuesday, November 4, 1986 to Tuesday, November 7, 1989 the cabinet Lubbers II, with Drs. R.F.M. Lubbers (CDA) as prime minister.
February 8 » Hinton train collision: Twenty-three people are killed when a VIA Rail passenger train collides with a 118-car Canadian National freight train near the town of Hinton, Alberta, west of Edmonton. It is the worst rail accident in Canada until the Lac-Mégantic, Quebec derailment in 2013 which killed forty-seven people.
February 9 » Halley's Comet last appeared in the inner Solar System.
March 7 » Challenger Disaster: Divers from the USSPreserver locate the crew cabin of Challenger on the ocean floor.
April 15 » The United States launches Operation El Dorado Canyon, its bombing raids against Libyan targets in response to a discotheque bombing in West Germany that killed two U.S. servicemen.
June 14 » The Mindbender derails and kills three riders at the Fantasyland (known today as Galaxyland) indoor amusement park in Edmonton, Alberta.
December 19 » Mikhail Gorbachev, leader of the Soviet Union, releases Andrei Sakharov and his wife from exile in Gorky.
When copying data from this family tree, please include a reference to the origin: James Vernon Barron, "Barron Family Tree", database, Genealogy Online (https://www.genealogieonline.nl/barron-family-tree/P693.php : accessed May 8, 2025), "Heliodoro Sanmiguel Valdez (± 1936-1986)".
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