February 7 » A Chinese immigrant in San Francisco falls ill to bubonic plague in the first plague epidemic in the continental United States.
February 14 » British forces begin the Battle of the Tugela Heights in an effort to lift the Siege of Ladysmith.
February 23 » Second Boer War: During the Battle of the Tugela Heights, the first British attempt to take Hart's Hill fails.
March 13 » British forces occupy Bloemfontein, Orange Free State, during the Second Boer War.
April 14 » The Exposition Universelle begins.
June 9 » Indian nationalist Birsa Munda dies of cholera in a British prison.
Day of death December 21, 1986
The temperature on December 21, 1986 was between -1.0 °C and 6.1 °C and averaged 2.2 °C. There was 6.9 mm of rain during 4.3 hours. There was 1.0 hours of sunshine (13%). The partly or heavily clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the west-northwest. 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.
March 15 » Collapse of Hotel New World: Thirty-three people die when the Hotel New World in Singapore collapses.
August 6 » A low-pressure system that redeveloped off the New South Wales coast dumps a record 328 millimeters (13inches) of rain in a day on Sydney, New South Wales, Australia.
August 20 » In Edmond, Oklahoma, U.S. Postal employee Patrick Sherrill guns down 14 of his co-workers and then commits suicide.
October 19 » The president of Mozambique and a prominent leader of FRELIMO, along with 33 others, die when their aircraft crashes into the Lebombo Mountains.
October 29 » British Prime Minister Margaret Thatcher opens the last stretch of the M25 motorway.
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: Elly Gelderman, "Family tree Gelderman", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-gelderman/I5499.php : accessed February 24, 2026), "Doris Voortman (1900-1986)".
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