January 31 » Czechoslav Trade Union Association is founded in Prague.
April 18 » The Greco-Turkish War is declared between Greece and the Ottoman Empire.
April 30 » J. J. Thomson of the Cavendish Laboratory announces his discovery of the electron as a subatomic particle, over 1,800 times smaller than a proton (in the atomic nucleus), at a lecture at the Royal Institution in London.
May 26 » The original manuscript of William Bradford's history, "Of Plymouth Plantation" is returned to the Governor of Massachusetts by the Bishop of London after being taken during the American Revolutionary War.
August 10 » German chemist Felix Hoffmann discovers an improved way of synthesizing acetylsalicylic acid (aspirin).
September 1 » The Tremont Street Subway in Boston opens, becoming the first underground rapid transit system in North America.
Day of marriage June 28, 1919
The temperature on June 28, 1919 was between 7.7 °C and 17.6 °C and averaged 13.5 °C. There was 5.7 mm of rain. There was 0.5 hours of sunshine (3%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west. Source: KNMI
In The Netherlands , there was from September 9, 1918 to September 18, 1922 the cabinet Ruys de Beerenbrouck I, with Jonkheer mr. Ch.J.M. Ruys de Beerenbrouck (RKSP) as prime minister.
March 2 » The first Communist International meets in Moscow.
July 6 » The British dirigible R34 lands in New York, completing the first crossing of the Atlantic Ocean by an airship.
July 23 » Prince Regent Aleksander Karađorđević signs the decree establishing the University of Ljubljana
July 27 » The Chicago Race Riot erupts after a racial incident occurred on a South Side beach, leading to 38 fatalities and 537 injuries over a five-day period.
October 16 » Adolf Hitler delivers his first public address at a meeting of the German Workers' Party.
December 17 » Uruguay becomes a signatory to the Buenos Aires copyright treaty.
Day of death May 19, 1989
The temperature on May 19, 1989 was between 11.3 °C and 26.8 °C and averaged 19.8 °C. There was 10.5 hours of sunshine (66%). The partly clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the 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.
In The Netherlands , there was from Tuesday, November 7, 1989 to Monday, August 22, 1994 the cabinet Lubbers III, with Drs. R.F.M. Lubbers (CDA) as prime minister.
January 4 » Second Gulf of Sidra incident: A pair of Libyan MiG-23 "Floggers" are shot down by a pair of US Navy F-14 Tomcats during an air-to-air confrontation.
February 24 » United Airlines Flight 811, bound for New Zealand from Honolulu, rips open during flight, blowing nine passengers out of the business-class section.
June 28 » On the 600th anniversary of the Battle of Kosovo, Slobodan Milošević delivers the Gazimestan speech at the site of the historic battle.
July 20 » Burma's ruling junta puts opposition leader Daw Aung San Suu Kyi under house arrest.
August 16 » A solar particle event affects computers at the Toronto Stock Exchange, forcing a halt to trading.
December 28 » A magnitude 5.6 earthquake hits Newcastle, New South Wales, Australia, killing 13 people.
When copying data from this family tree, please include a reference to the origin: Joop Klavers, "Family tree Klavers", database, Genealogy Online (https://www.genealogieonline.nl/stamboom_klavers/I85745.php : accessed February 26, 2026), "Reint Arends (1897-1989)".
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