January 22 » The United Mine Workers of America is founded in Columbus, Ohio.
July 2 » The U.S. Congress passes the Sherman Antitrust Act.
August 7 » Anna Månsdotter became the last woman to be executed in Sweden for the 1889 Yngsjö murder.
September 12 » Salisbury, Rhodesia, is founded.
November 23 » King William III of the Netherlands dies without a male heir and a special law is passed to allow his daughter Princess Wilhelmina to succeed him.
December 30 » Following the Wounded Knee Massacre, the United States Army and Lakota warriors face off in the Drexel Mission Fight.
Day of death August 20, 1987
The temperature on August 20, 1987 was between 13.6 °C and 23.8 °C and averaged 18.3 °C. There was 7.5 hours of sunshine (52%). The partly clouded was. The average windspeed was 1 Bft (weak wind) and was prevailing from the south east. Source: KNMI
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.
May 9 » LOT Flight 5055 Tadeusz Kościuszko crashes after takeoff in Warsaw, Poland, killing all 183 people on board.
August 4 » The Federal Communications Commission rescinds the Fairness Doctrine which had required radio and television stations to present controversial issues "fairly".
August 19 » Hungerford massacre: In the United Kingdom, Michael Ryan kills sixteen people with a semi-automatic rifle and then commits suicide.
September 13 » Goiânia accident: A radioactive object is stolen from an abandoned hospital in Goiânia, Brazil, contaminating many people in the following weeks and causing some to die from radiation poisoning.
November 25 » Typhoon Nina pummels the Philippines with category 5 winds of 165mph and a surge that destroys entire villages. At least 1,036 deaths are attributed to the storm.
November 28 » South African Airways Flight 295 crashes into the Indian Ocean, killing all 159 people on board.
When copying data from this family tree, please include a reference to the origin: Charles Olson, "Olson's Tree", database, Genealogy Online (https://www.genealogieonline.nl/olsons-tree/P846.php : accessed January 2, 2026), "Helen Jackson (1890-1987)".
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