March 18 » Macario Sakay issues Presidential Order No. 1 of his Tagalog Republic.
April 14 » James Cash Penney opens his first store in Kemmerer, Wyoming.
May 20 » Cuba gains independence from the United States. Tomás Estrada Palma becomes the country's first President.
August 22 » Cadillac Motor Company is founded.
December 10 » The opening of the reservoir of the Aswan Dam in Egypt.
December 14 » The Commercial Pacific Cable Company lays the first Pacific telegraph cable, from San Francisco to Honolulu.
Day of marriage October 15, 1925
The temperature on October 15, 1925 was between 3.3 °C and 9.3 °C and averaged 5.6 °C. There was 9.1 mm of rain. There was 2.6 hours of sunshine (24%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west. Source: KNMI
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.
In The Netherlands , there was from August 4, 1925 to March 8, 1926 the cabinet Colijn I, with Dr. H. Colijn (ARP) as prime minister.
February 2 » Serum run to Nome: Dog sleds reach Nome, Alaska with diphtheria serum, inspiring the Iditarod race.
March 16 » An earthquake occurs in Yunnan, China.
March 21 » Syngman Rhee is removed from office after being impeached as the President of the Provisional Government of the Republic of Korea.
April 30 » Automaker Dodge Brothers, Inc is sold to Dillon, Read & Co. for US$146million plus $50million for charity.
June 16 » The most famous Young Pioneer camp of the Soviet Union, Artek, is established.
July 21 » Scopes Trial: In Dayton, Tennessee, high school biology teacher John T. Scopes is found guilty of teaching human evolution in class and fined $100.
Day of death July 2, 1955
The temperature on July 2, 1955 was between 9.4 °C and 17.1 °C and averaged 14.2 °C. There was 0.7 mm of rain during 1.4 hours. There was 10.8 hours of sunshine (65%). The partly or heavily clouded was. The average windspeed was 4 Bft (moderate breeze) and was prevailing from the west-southwest. Source: KNMI
February 18 » Operation Teapot: Teapot test shot "Wasp" is successfully detonated at the Nevada Test Site with a yield of 1.2 kilotons. Wasp is the first of fourteen shots in the Teapot series.
March 2 » Norodom Sihanouk, king of Cambodia, abdicates the throne in favor of his father, Norodom Suramarit.
July 9 » The Russell–Einstein Manifesto calls for a reduction of the risk of nuclear warfare.
October 1 » The Xinjiang Uyghur Autonomous Region is established.
December 1 » American Civil Rights Movement: In Montgomery, Alabama, seamstress Rosa Parks refuses to give up her bus seat to a white man and is arrested for violating the city's racial segregation laws, an incident which leads to that city's bus boycott.
December 20 » Cardiff is proclaimed the capital city of Wales, United Kingdom.
When copying data from this family tree, please include a reference to the origin: Dick Nijborg, "Groninger family tree", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-groninger/I7435.php : accessed February 27, 2026), "Christoffer Groninger (1902-1955)".
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