January 30 » Archduke Crown Prince Rudolf of Austria, heir to the Austro-Hungarian crown, is found dead with his mistress Baroness Mary Vetsera in the Mayerling.
February 11 » Meiji Constitution of Japan is adopted.
May 31 » Johnstown Flood: Over 2,200 people die after a dam fails and sends a 60-foot (18-meter) wall of water over the town of Johnstown, Pennsylvania.
June 6 » The Great Seattle Fire destroys all of downtown Seattle.
June 26 » Bangui is founded by Albert Dolisie and Alfred Uzac in what was then the upper reaches of the French Congo.
August 4 » The Great Fire of Spokane, Washington destroys some 32 blocks of the city, prompting a mass rebuilding project.
Day of marriage July 14, 1910
The temperature on July 14, 1910 was between 11.8 °C and 17.6 °C and averaged 14.6 °C. There was 0.5 hours of sunshine (3%). The average windspeed was 2 Bft (weak wind) and was prevailing from the northwest. Source: KNMI
February 8 » The Boy Scouts of America is incorporated by William D. Boyce.
April 16 » The oldest existing indoor ice hockey arena still used for the sport in the 21st century, Boston Arena, opens for the first time.
June 17 » Aurel Vlaicu pilots an A. Vlaicu nr. 1 on its first flight.
June 19 » The first Father's Day is celebrated in Spokane, Washington.
July 15 » In his book Clinical Psychiatry, Emil Kraepelin gives a name to Alzheimer's disease, naming it after his colleague Alois Alzheimer.
October 14 » English aviator Claude Grahame-White lands his aircraft on Executive Avenue near the White House in Washington, D.C.
Day of death January 30, 1922
The temperature on January 30, 1922 was between 0.5 °C and 3.9 °C and averaged 2.4 °C. There was 1.1 mm of rain. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the north. 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.
April 3 » Joseph Stalin becomes the first General Secretary of the Communist Party of the Soviet Union.
April 16 » The Treaty of Rapallo, pursuant to which Germany and the Soviet Union re-establish diplomatic relations, is signed.
June 29 » France grants 1km at Vimy Ridge "freely, and for all time, to the Government of Canada, the free use of the land exempt from all taxes".
August 26 » Greco-Turkish War (1919–22): Turkish army launched what has come to be known to the Turks as the "Great Offensive" (Büyük Taarruz). The major Greek defense positions were overrun.
November 15 » At least 300 are massacred during a general strike in Guayaquil, Ecuador.
December 8 » Northern Ireland ceases to be part of the Irish Free State.
When copying data from this family tree, please include a reference to the origin: Hans Weening, "Family tree Weening", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-weening/I76747.php : accessed December 27, 2025), "Lammert Oldenburger (1889-1922)".
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