January 24 » Second Boer War: Boers stop a British attempt to break the Siege of Ladysmith in the Battle of Spion Kop.
April 5 » Archaeologists in Knossos, Crete, discover a large cache of clay tablets with hieroglyphic writing in a script they call Linear B.
June 5 » Second Boer War: British soldiers take Pretoria.
June 14 » The second German Naval Law calls for the Imperial German Navy to be doubled in size, resulting in an Anglo-German naval arms race.
September 17 » Philippine–American War: Filipinos under Juan Cailles defeat Americans under Colonel Benjamin F. Cheatham Jr. at Mabitac.
December 14 » Quantum mechanics: Max Planck presents a theoretical derivation of his black-body radiation law.
Day of marriage January 27, 1925
The temperature on January 27, 1925 was between -2.1 °C and 2.7 °C and averaged -0.1 °C. There was 2.4 hours of sunshine (27%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the east. 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.
January 5 » Nellie Tayloe Ross of Wyoming becomes the first female governor in the United States.
March 18 » The Tri-State Tornado hits the Midwestern states of Missouri, Illinois, and Indiana, killing 695 people.
March 21 » The Butler Act prohibits the teaching of human evolution in Tennessee.
May 15 » Al-Insaniyyah, the first Arabic communist newspaper, is founded.
July 10 » Scopes Trial: In Dayton, Tennessee, the so-called "Monkey Trial" begins of John T. Scopes, a young high school science teacher accused of teaching evolution in violation of the Butler Act.
July 21 » Malcolm Campbell becomes the first man to exceed 150mph (241km/h) on land. At Pendine Sands in Wales, he drives Sunbeam 350HP built by Sunbeam at a two-way average speed of 150.33mph (242km/h).
Day of death September 6, 1955
The temperature on September 6, 1955 was between 11.5 °C and 20.2 °C and averaged 16.2 °C. There was 3.5 mm of rain during 1.9 hours. There was 4.8 hours of sunshine (36%). The partly clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the northwest. Source: KNMI
February 13 » Israel obtains four of the seven Dead Sea Scrolls.
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.
April 15 » McDonald's restaurant dates its founding to the opening of a franchised restaurant by Ray Kroc, in Des Plaines, Illinois.
June 14 » Chile becomes a signatory to the Buenos Aires copyright treaty.
July 17 » Disneyland is dedicated and opened by Walt Disney in Anaheim, California.
December 14 » Albania, Austria, Bulgaria, Cambodia, Ceylon, Finland, Hungary, Ireland, Italy, Jordan, Laos, Libya, Nepal, Portugal, Romania and Spain join the United Nations through United Nations Security Council Resolution 109.
When copying data from this family tree, please include a reference to the origin: Hendrik Dreyer, "Dreyer Tree", database, Genealogy Online (https://www.genealogieonline.nl/dreyer-tree/I518919.php : accessed February 14, 2026), "Helena Gertruida Maria Dreyer (1900-1955)".
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