February 1 » Shinhan Bank, the oldest bank in South Korea, opens in Seoul.
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.
June 16 » A treaty annexing the Republic of Hawaii to the United States is signed; the Republic would not be dissolved until a year later.
September 10 » Lattimer massacre: A sheriff's posse kills 19 unarmed striking immigrant miners in Lattimer, Pennsylvania, United States.
September 11 » After months of pursuit, generals of Menelik II of Ethiopia capture Gaki Sherocho, the last king of Kaffa, bringing an end to that ancient kingdom.
December 30 » The British Colony of Natal annexes Zululand.
Day of marriage December 21, 1921
The temperature on December 21, 1921 was between 5.4 °C and 9.8 °C and averaged 7.9 °C. The average windspeed was 5 Bft (very strong wind) and was prevailing from the west-southwest. 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.
January 9 » Greco-Turkish War: The First Battle of İnönü, the first battle of the war, begins near Eskişehir in Anatolia.
February 15 » Kingdom of Romania establishes its legation in Helsinki.
March 17 » The Second Polish Republic adopts the March Constitution.
March 18 » The second Peace of Riga is signed between Poland and the Soviet Union.
September 21 » A storage silo in Oppau, Germany, explodes, killing 500–600 people.
December 22 » Opening of Visva-Bharati College, also known as Santiniketan College, now Visva Bharati University, India.
Day of death June 21, 1985
The temperature on June 21, 1985 was between 11.3 °C and 19.0 °C and averaged 14.3 °C. There was 9.6 mm of rain during 7.2 hours. There was 3.5 hours of sunshine (21%). The almost completely overcast was. The average windspeed was 2 Bft (weak wind) and was prevailing from the south-southeast. 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 10 » Sandinista Daniel Ortega becomes president of Nicaragua and vows to continue the transformation to socialism and alliance with the Soviet Union and Cuba; American policy continues to support the Contras in their revolt against the Nicaraguan government.
May 11 » Fifty-six spectators die and more than 200 are injured in the Bradford City stadium fire.
May 29 » Amputee Steve Fonyo completes cross-Canada marathon at Victoria, British Columbia, after 14 months.
July 13 » The Live Aid benefit concert takes place in London and Philadelphia, as well as other venues such as Moscow and Sydney.
November 6 » In Colombia, leftist guerrillas of the 19th of April Movement seize control of the Palace of Justice in Bogotá.
November 19 » Police in Baling, Malaysia, lay siege to houses occupied by an Islamic sect of about 400 people led by Ibrahim Mahmud.
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/I173298.php : accessed October 24, 2026), "Eilke Pettinga (1897-1985)".
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