February 14 » Voting machines are approved by the U.S. Congress for use in federal elections.
February 22 » Filipino forces led by General Antonio Luna launch counterattacks for the first time against the American forces during the Philippine–American War. The Filipinos fail to regain Manila from the Americans.
March 6 » Bayer registers "Aspirin" as a trademark.
July 11 » Fiat founded by Giovanni Agnelli in Turin, Italy.
July 29 » The First Hague Convention is signed.
September 13 » Henry Bliss is the first person in the United States to be killed in an automobile accident.
Day of death November 12, 1900
The temperature on November 12, 1900 was about 3.0 °C. The airpressure was 76 cm mercury. The atmospheric humidity was 95%. Source: KNMI
January 24 » Second Boer War: Boers stop a British attempt to break the Siege of Ladysmith in the Battle of Spion Kop.
June 18 » Empress Dowager Cixi of China orders all foreigners killed, including foreign diplomats and their families.
June 25 » The Taoist monk Wang Yuanlu discovers the Dunhuang manuscripts, a cache of ancient texts that are of great historical and religious significance, in the Mogao Caves of Dunhuang, China.
July 9 » The Governor of Shanxi province in North China orders the execution of 45 foreign Christian missionaries and local church members, including children.
September 17 » Philippine–American War: Filipinos under Juan Cailles defeat Americans under Colonel Benjamin F. Cheatham Jr. at Mabitac.
December 19 » Hopetoun Blunder: The first Governor-General of Australia John Hope, 7th Earl of Hopetoun, appoints Sir William Lyne premier of the new state of New South Wales, but he is unable to persuade other colonial politicians to join his government and is forced to resign.
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/I99383.php : accessed October 11, 2026), "Teunis Wening (1899-1900)".
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