July 1 » Start of first Tour de France bicycle race.
August 2 » The Ilinden–Preobrazhenie Uprising against the Ottoman Empire begins.
August 29 » The Slava, the last of the five Borodino-class battleships, is launched.
November 18 » The Hay–Bunau-Varilla Treaty is signed by the United States and Panama, giving the United States exclusive rights over the Panama Canal Zone.
December 14 » The Wright brothers make their first attempt to fly with the Wright Flyer at Kitty Hawk, North Carolina.
Day of marriage July 26, 1922
The temperature on July 26, 1922 was between 5.8 °C and 19.4 °C and averaged 14.3 °C. There was 9.2 hours of sunshine (58%). 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.
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.
January 11 » First use of insulin to treat diabetes in a human patient.
April 3 » Joseph Stalin becomes the first General Secretary of the Communist Party of the Soviet Union.
July 1 » The Great Railroad Strike of 1922 begins in the United States.
July 20 » The League of Nations awards mandates of Togoland to France and Tanganyika to the United Kingdom.
October 29 » King Victor Emmanuel III of Italy appoints Benito Mussolini as Prime Minister.
November 15 » At least 300 are massacred during a general strike in Guayaquil, Ecuador.
Day of death December 24, 1950
The temperature on December 24, 1950 was between -6.3 °C and 1.4 °C and averaged -1.3 °C. There was 0.1 mm of rain. There was 0.3 hours of sunshine (4%). The average windspeed was 2 Bft (weak wind) and was prevailing from the north-northeast. Source: KNMI
From August 7, 1948 till March 15, 1951 the Netherlands had a cabinet Drees - Van Schaik with the prime ministers Dr. W. Drees (PvdA) and Mr. J.R.H. van Schaik (KVP).
When copying data from this family tree, please include a reference to the origin: Wicher Dam, "Dambomen, negen verschillende stambomen DAM", database, Genealogy Online (https://www.genealogieonline.nl/dambomen/I9545.php : accessed January 4, 2026), "Maria Willemina Dam (1903-1950)".
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