June 13 » Yukon Territory is formed, with Dawson chosen as its capital.
July 3 » A Spanish squadron, led by Pascual Cervera y Topete, is defeated by an American squadron under William T. Sampson in the Battle of Santiago de Cuba.
July 7 » US President William McKinley signs the Newlands Resolution annexing Hawaii as a territory of the United States.
September 2 » Battle of Omdurman: British and Egyptian troops defeat Sudanese tribesmen and establish British dominance in Sudan.
September 18 » The Fashoda Incident triggers the last war scare between Britain and France.
December 26 » Marie and Pierre Curie announce the isolation of radium.
Day of death May 24, 1987
The temperature on May 24, 1987 was between 4.9 °C and 21.3 °C and averaged 14.2 °C. There was 13.8 hours of sunshine (86%). The partly clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the north-northeast. 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.
February 26 » Iran–Contra affair: The Tower Commission rebukes President Ronald Reagan for not controlling his national security staff.
March 6 » The British ferry MSHerald of Free Enterprise capsizes in about 90 seconds, killing 193.
June 19 » Basque separatist group ETA commits one of its most violent attacks, in which a bomb is set off in a supermarket, Hipercor, killing 21 and injuring 45.
July 29 » Prime Minister of India Rajiv Gandhi and President of Sri Lanka J. R. Jayewardene sign the Indo-Sri Lanka Accord on ethnic issues.
September 16 » The Montreal Protocol is signed to protect the ozone layer from depletion.
November 22 » Two Chicago television stations are hijacked by an unknown pirate dressed as Max Headroom.
When copying data from this family tree, please include a reference to the origin: P. den Os, "Family tree Den Os", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-den-os/I22788282.php : accessed August 9, 2025), "Jacob Leendert Don (1898-1987)".
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