February 15 » The association football club Alianza Lima is founded in Lima, Peru, under the name Sport Alianza.
May 9 » Australia opens its first national parliament in Melbourne.
July 4 » William Howard Taft becomes American governor of the Philippines.
September 2 » Vice President of the United States Theodore Roosevelt utters the famous phrase, "Speak softly and carry a big stick" at the Minnesota State Fair.
September 6 » Leon Czolgosz, an unemployed anarchist, shoots and fatally wounds US President William McKinley at the Pan-American Exposition in Buffalo, New York.
October 29 » Leon Czolgosz, the assassin of U.S. President William McKinley, is executed by electrocution.
Day of death April 17, 1986
The temperature on April 17, 1986 was between 2.8 °C and 12.6 °C and averaged 7.1 °C. There was 1.7 mm of rain during 2.2 hours. There was 3.2 hours of sunshine (23%). The partly or heavily clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the south-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 22 » Start of the People Power Revolution in the Philippines.
April 27 » The city of Pripyat and surrounding areas are evacuated due to Chernobyl disaster.
June 30 » The U.S. Supreme Court rules in Bowers v. Hardwick that states can outlaw homosexual acts between consenting adults.
November 21 » National Security Council member Oliver North and his secretary start to shred documents allegedly implicating them in the Iran–Contra affair.
November 22 » Mike Tyson from Brooklyn, New York becomes the youngest heavyweight champion in boxing history at age 20.
November 25 » Iran–Contra affair: U.S. Attorney General Edwin Meese announces that profits from covert weapons sales to Iran were illegally diverted to the anti-communist Contra rebels in Nicaragua.
When copying data from this family tree, please include a reference to the origin: Hans Weening, "Family tree Weening", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-weening/I170209.php : accessed October 19, 2026), "Niesko Boersma (1901-1986)".
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