July 2 » British-Italian engineer Guglielmo Marconi obtains a patent for radio in London.
August 21 » Oldsmobile, an American automobile manufacturer and marque, is founded.
September 1 » The Tremont Street Subway in Boston opens, becoming the first underground rapid transit system in North America.
September 10 » Lattimer massacre: A sheriff's posse kills 19 unarmed striking immigrant miners in Lattimer, Pennsylvania, United States.
December 6 » London becomes the world's first city to host licensed taxicabs.
December 30 » The British Colony of Natal annexes Zululand.
Day of marriage May 20, 1921
The temperature on May 20, 1921 was between 5.7 °C and 19.3 °C and averaged 12.7 °C. There was 9.6 hours of sunshine (60%). 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.
June 15 » Bessie Coleman earns her pilot's license, becoming the first female pilot of African-American descent.
July 10 » Belfast's Bloody Sunday: Sixteen people are killed and 161 houses destroyed during rioting and gun battles in Belfast, Northern Ireland.
July 11 » Former president of the United States William Howard Taft is sworn in as 10th chief justice of the U.S. Supreme Court, becoming the only person ever to hold both offices.
July 11 » The Red Army captures Mongolia from the White Army and establishes the Mongolian People's Republic.
September 5 » Roscoe "Fatty" Arbuckle party in San Francisco ends with the death of the young actress Virginia Rappe: One of the first scandals of the Hollywood community.
October 29 » The Link River Dam, a part of the Klamath Reclamation Project, is completed.
Day of death January 18, 1941
The temperature on January 18, 1941 was between -10.1 °C and -1.5 °C and averaged -5.1 °C. There was 4.5 mm of rain during 5.1 hours. The average windspeed was 4 Bft (moderate breeze) and was prevailing from the south east. Source: KNMI
In The Netherlands , there was from September 3, 1940 to July 27, 1941 the cabinet Gerbrandy I, with Prof. dr. P.S. Gerbrandy (ARP) as prime minister.
In The Netherlands , there was from July 27, 1941 to February 23, 1945 the cabinet Gerbrandy II, with Prof. dr. P.S. Gerbrandy (ARP) as prime minister.
February 23 » Plutonium is first produced and isolated by Dr. Glenn T. Seaborg.
March 1 » World War II: Bulgaria signs the Tripartite Pact, allying itself with the Axis powers.
July 4 » Nazi crimes against the Polish nation: Nazi troops massacre Polish scientists and writers in the captured Ukrainian city of Lviv.
October 8 » World War II: During the preliminaries of the Battle of Rostov, German forces reach the Sea of Azov with the capture of Mariupol.
October 17 » World War II: The USS Kearny becomes the first US Navy vessel to be torpedoed by a U-boat.
December 8 » World War II: Japanese forces simultaneously invade Shanghai International Settlement, Malaya, Thailand, Hong Kong, the Philippines, and the Dutch East Indies. (See December 7 for the concurrent attack on Pearl Harbor in the Western Hemisphere.)
When copying data from this family tree, please include a reference to the origin: Arjen P Mets, "Family tree Mets", database, Genealogy Online (https://www.genealogieonline.nl/mets-stamboom/I256.php : accessed January 17, 2026), "Maria Louwe (1897-1941)".
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