January 2 » American statesman and diplomat John Hay announces the Open Door Policy to promote trade with China.
March 14 » The Gold Standard Act is ratified, placing the United States currency on the gold standard.
March 18 » AFC Ajax Amsterdam, The Netherlands's biggest and most successful football club, was founded.
August 16 » The Battle of Elands River during the Second Boer War ends after a 13-day siege is lifted by the British. The battle had begun when a force of between 2,000 and 3,000 Boers had surrounded a force of 500 Australians, Rhodesians, Canadians and British soldiers at a supply dump at Brakfontein Drift.
December 14 » Quantum mechanics: Max Planck presents a theoretical derivation of his black-body radiation law.
December 19 » Hopetoun Blunder: The first Governor-General of Australia John Hope, 7th Earl of Hopetoun, appoints Sir William Lyne premier of the new state of New South Wales, but he is unable to persuade other colonial politicians to join his government and is forced to resign.
Day of death May 5, 1987
The temperature on May 5, 1987 was between 5.9 °C and 11.8 °C and averaged 9.1 °C. There was -0.1 mm of rain. There was 5.8 hours of sunshine (38%). The partly clouded was. The average windspeed was 3 Bft (moderate breeze) 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.
March 6 » The British ferry MSHerald of Free Enterprise capsizes in about 90 seconds, killing 193.
April 11 » The London Agreement is secretly signed between Israeli Foreign Affairs Minister Shimon Peres and King Hussein of Jordan.
April 21 » The Tamil Tigers are blamed for a car bomb that detonates in the Sri Lankan capital city of Colombo, killing 106 people.
May 8 » The SAS kills eight Provisional Irish Republican Army volunteers and a civilian during an ambush in Loughgall, Northern Ireland.
June 28 » For the first time in military history, a civilian population is targeted for chemical attack when Iraqi warplanes bombed the Iranian town of Sardasht.
October 1 » The 5.9 Mw Whittier Narrows earthquake shakes the San Gabriel Valley with a Mercalli intensity of VIII (Severe), killing eight and injuring 200.
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/I199393.php : accessed October 15, 2026), "Jan van Slooten (1900-1987)".
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