June 12 » Philippine Declaration of Independence: General Emilio Aguinaldo declares the Philippines' independence from Spain.
August 11 » Spanish–American War: American troops enter the city of Mayagüez, Puerto Rico.
August 12 » The Hawaiian flag is lowered from ʻIolani Palace in an elaborate annexation ceremony and replaced with the flag of the United States to signify the transfer of sovereignty from the Republic of Hawaii to the United States.
August 23 » The Southern Cross Expedition, the first British venture of the Heroic Age of Antarctic Exploration, departs from London.
October 6 » Phi Mu Alpha Sinfonia, the largest American music fraternity, is founded at the New England Conservatory of Music.
December 26 » Marie and Pierre Curie announce the isolation of radium.
Day of marriage January 20, 1922
The temperature on January 20, 1922 was between -3.1 °C and 0.8 °C and averaged -0.5 °C. The average windspeed was 4 Bft (moderate breeze) and was prevailing from the south-southeast. 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.
In The Netherlands , there was from September 19, 1922 to August 4, 1925 the cabinet Ruys de Beerenbrouck II, with Jonkheer mr. Ch.J.M. Ruys de Beerenbrouck (RKSP) as prime minister.
April 24 » The first segment of the Imperial Wireless Chain providing wireless telegraphy between Leafield in Oxfordshire, England, and Cairo, Egypt, comes into operation.
June 24 » The American Professional Football Association is renamed the National Football League.
June 29 » France grants 1km at Vimy Ridge "freely, and for all time, to the Government of Canada, the free use of the land exempt from all taxes".
July 9 » Johnny Weissmuller swims the 100 meters freestyle in 58.6 seconds breaking the world swimming record and the 'minute barrier'.
November 14 » The British Broadcasting Company begins radio service in the United Kingdom.
November 21 » Rebecca Latimer Felton of Georgia takes the oath of office, becoming the first female United States Senator.
When copying data from this family tree, please include a reference to the origin: A.M. (Ton) Kerkhof, "Family tree Kerkhof", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-kerkhof/I44.php : accessed February 22, 2026), "Catharina Hendrika Aarsman (1898-1970)".
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