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.
March 23 » The Ahmadiyya Muslim Community is established by Mirza Ghulam Ahmad in Qadian, British India.
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 3 » The first long-distance electric power transmission line in the United States is completed, running 14 miles (23km) between a generator at Willamette Falls and downtown Portland, Oregon.
June 6 » The Great Seattle Fire destroys all of downtown Seattle.
November 8 » Montana is admitted as the 41st U.S. state.
Day of marriage February 18, 1913
The temperature on February 18, 1913 was between -4.8 °C and 0.4 °C and averaged -2.4 °C. There was 8.3 hours of sunshine (82%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the east-northeast. Source: KNMI
In The Netherlands , there was from February 12, 1908 to August 29, 1913 the cabinet Heemskerk, with Mr. Th. Heemskerk (AR) as prime minister.
In The Netherlands , there was from August 29, 1913 to September 9, 1918 the cabinet Cort van der Linden, with Mr. P.W.A. Cort van der Linden (liberaal) as prime minister.
February 5 » Greek military aviators, Michael Moutoussis and Aristeidis Moraitinis perform the first naval air mission in history, with a Farman MF.7 hydroplane.
June 23 » Second Balkan War: The Greeks defeat the Bulgarians in the Battle of Doiran.
July 12 » Serbian forces begin their siege of the Bulgarian city of Vidin; the siege is later called off when the war ends.
October 31 » The Indianapolis Streetcar Strike and subsequent riot begins.
December 1 » Crete, having obtained self rule from Turkey after the First Balkan War, is annexed by Greece.
December 1 » Ford Motor Company introduces the first moving assembly line.
Day of death December 19, 1933
The temperature on December 19, 1933 was between -1.4 °C and 3.6 °C and averaged 2.2 °C. The average windspeed was 2 Bft (weak wind) and was prevailing from the northwest. Source: KNMI
In The Netherlands , there was from August 10, 1929 to May 26, 1933 the cabinet Ruys de Beerenbrouck III, with Jonkheer mr. Ch.J.M. Ruys de Beerenbrouck (RKSP) as prime minister.
In The Netherlands , there was from May 26, 1933 to July 31, 1935 the cabinet Colijn II, with Dr. H. Colijn (ARP) as prime minister.
March 6 » Great Depression: President Franklin D. Roosevelt declares a "bank holiday", closing all U.S. banks and freezing all financial transactions.
March 22 » Cullen–Harrison Act: President Franklin Roosevelt signs an amendment to the Volstead Act, legalizing the manufacture and sale of "3.2 beer" (3.2% alcohol by weight, approximately 4% alcohol by volume) and light wines.
April 3 » First flight over Mount Everest, by the British Houston-Mount Everest Flight Expedition, led by the Marquis of Clydesdale, and funded by Lucy, Lady Houston.
June 16 » The National Industrial Recovery Act is passed in the United States, allowing businesses to avoid antitrust prosecution if they establish voluntary wage, price, and working condition regulations on an industry-wide basis.
September 12 » Leó Szilárd, waiting for a red light on Southampton Row in Bloomsbury, conceives the idea of the nuclear chain reaction.
October 14 » Germany withdraws from the League of Nations and World Disarmament Conference.
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/I156189.php : accessed October 17, 2026), "Kornelis Aukes Bosma (1889-1933)".
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