January 17 » El Yunque National Forest in Puerto Rico becomes part of the United States National Forest System as the Luquillo Forest Reserve.
February 11 » Anton Bruckner's 9th Symphony receives its first performance in Vienna, Austria.
June 16 » Roald Amundsen leaves Oslo, Norway, to commence the first east–west navigation of the Northwest Passage.
August 3 » Macedonian rebels in Kruševo proclaim the Kruševo Republic, which exists for only ten days before Ottoman Turks lay waste to the town.
September 11 » The first race at the Milwaukee Mile in West Allis, Wisconsin is held. It is the oldest major speedway in the world.
October 6 » The High Court of Australia sits for the first time.
Day of marriage May 15, 1926
The temperature on May 15, 1926 was between 5.9 °C and 9.9 °C and averaged 7.5 °C. There was 4.3 mm of rain. The average windspeed was 4 Bft (moderate breeze) and was prevailing from the northeast. Source: KNMI
March 16 » History of Rocketry: Robert Goddard launches the first liquid-fueled rocket, at Auburn, Massachusetts.
May 4 » The United Kingdom general strike begins.
May 18 » Evangelist Aimee Semple McPherson disappears in Venice, California.
May 25 » Sholom Schwartzbard assassinates Symon Petliura, the head of the government of the Ukrainian People's Republic, which is in government-in-exile in Paris.
June 28 » Mercedes-Benz is formed by Gottlieb Daimler and Karl Benz merging their two companies.
October 14 » The children's book Winnie-the-Pooh, by A. A. Milne, is first published.
Day of death March 10, 1985
The temperature on March 10, 1985 was between -2.2 °C and 10.4 °C and averaged 4.1 °C. There was 2.3 mm of rain during 4.0 hours. There was 4.5 hours of sunshine (39%). The partly clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the west-northwest. 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.
January 1 » The first British mobile phone call is made by Michael Harrison to his father Sir Ernest Harrison, chairman of Vodafone.
January 21 » Galaxy Airlines Flight 203 crashes near Reno–Tahoe International Airport in Reno, Nevada, killing 70 people.
March 3 » Arthur Scargill declares that the National Union of Mineworkers' national executive voted to end the longest-running industrial dispute in Great Britain without any peace deal over pit closures.
March 4 » The Food and Drug Administration approves a blood test for HIV infection, used since then for screening all blood donations in the United States.
August 12 » Japan Airlines Flight 123 crashes into Osutaka ridge in Gunma Prefecture, Japan, killing 520, to become the worst single-plane air disaster.
October 29 » Major General Samuel K. Doe is announced the winner of the first multi-party election in Liberia.
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/I120953.php : accessed October 10, 2026), "Willem Jongsma (1903-1985)".
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