May 26 » Dracula, a Gothic horror novel by Irish author Bram Stoker, is published.
July 2 » British-Italian engineer Guglielmo Marconi obtains a patent for radio in London.
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.
November 1 » The first Library of Congress building opens its doors to the public; the library had previously been housed in the Congressional Reading Room in the U.S. Capitol.
December 6 » London becomes the world's first city to host licensed taxicabs.
Day of marriage December 10, 1919
The temperature on December 10, 1919 was between -5.8 °C and -1.2 °C and averaged -3.1 °C. There was 0.1 mm of rain. There was 1.5 hours of sunshine (19%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south east. 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 23 » In Milan, Italy, Benito Mussolini founds his Fascist political movement.
April 16 » Mohandas Gandhi organizes a day of "prayer and fasting" in response to the killing of Indian protesters in the Jallianwala Bagh massacre by the British colonial troops three days earlier.
April 16 » Polish–Soviet War: The Polish army launches the Vilna offensive to capture Vilnius in modern Lithuania.
June 28 » The Treaty of Versailles is signed, ending the state of war between Germany and the Allies of World War I.
October 7 » KLM, the flag carrier of the Netherlands, is founded. It is the oldest airline still operating under its original name.
October 28 » The U.S. Congress passes the Volstead Act over President Wilson's veto, paving the way for Prohibition to begin the following January.
Day of death December 4, 1947
The average temperature on December 4, 1947 was 2.1 °C. There was 2.1 mm of rain during 2.5 hours. The average windspeed was 4 Bft (moderate breeze) and was prevailing from the south. Source: KNMI
March 8 » Thirteen thousand troops of the Republic of China Army arrive in Taiwan after the February 28 Incident and launch crackdowns which kill thousands of people, including many elites. This turns into a major root of the Taiwan independence movement.
April 16 » Bernard Baruch first applies the term "Cold War" to describe the relationship between the United States and the Soviet Union.
June 24 » Kenneth Arnold makes the first widely reported UFO sighting near Mount Rainier, Washington, leading to the coining of the phrase "flying saucer".
July 6 » The AK-47 goes into production in the Soviet Union.
August 7 » The Bombay Municipal Corporation formally takes over the Bombay Electric Supply and Transport (BEST).
August 17 » The Radcliffe Line, the border between the Dominions of India and Pakistan, is revealed.
When copying data from this family tree, please include a reference to the origin: Charles Olson, "Olson's Tree", database, Genealogy Online (https://www.genealogieonline.nl/olsons-tree/P14287.php : accessed February 24, 2026), "Frederick Clarke Mc Cormack (1897-1947)".
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