February 14 » British forces begin the Battle of the Tugela Heights in an effort to lift the Siege of Ladysmith.
May 26 » Thousand Days' War: The Colombian Conservative Party turns the tide of war in their favor with victory against the Colombian Liberal Party in the Battle of Palonegro.
July 9 » The Federation of Australia is given royal assent.
July 19 » The first line of the Paris Métro opens for operation.
August 14 » The Eight-Nation Alliance occupies Beijing, China, in a campaign to end the bloody Boxer Rebellion in China.
October 19 » Max Planck discovers Planck's law of black-body radiation.
Day of death October 15, 1985
The temperature on October 15, 1985 was between 12.3 °C and 14.7 °C and averaged 13.1 °C. There was 0.3 mm of rain during 1.0 hours. There was 0.2 hours of sunshine (2%). The almost completely overcast was. The average windspeed was 2 Bft (weak wind) and was prevailing from the north. 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.
March 3 » A magnitude 8.3 earthquake strikes the Valparaíso Region of Chile, killing 177 and leaving nearly a million people homeless.
July 10 » An Aeroflot Tupolev Tu-154 stalls and crashes near Uchkuduk, Uzbekistan (then part of the Soviet Union), killing all 200 people on board in the USSR's worst-ever airline disaster.
August 23 » Hans Tiedge, top counter-spy of West Germany, defects to East Germany.
September 4 » The discovery of Buckminsterfullerene, the first fullerene molecule of carbon.
September 13 » Super Mario Bros. is released in Japan for the NES, which starts the Super Mario series of platforming games.
November 15 » A research assistant is injured when a package from the Unabomber addressed to a University of Michigan professor explodes.
When copying data from this family tree, please include a reference to the origin: Coos van Spijk, "Family tree of Spijk and her many ancestors", database, Genealogy Online (https://www.genealogieonline.nl/van-spijk-stamboom/I3151.php : accessed February 2, 2026), "Adriaan van 't Hoff (1900-1985)".
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