February 7 » Second Boer War: British troops fail in their third attempt to lift the Siege of Ladysmith.
April 14 » The Exposition Universelle begins.
May 17 » The children's novel The Wonderful Wizard of Oz, by L. Frank Baum, is first published in the United States. The first copy is given to the author's sister.
June 18 » Empress Dowager Cixi of China orders all foreigners killed, including foreign diplomats and their families.
October 9 » The Cook Islands become a territory of the United Kingdom.
December 14 » Quantum mechanics: Max Planck presents a theoretical derivation of his black-body radiation law.
Day of death February 25, 1901
The temperature on February 25, 1901 was between 2.6 °C and 5.4 °C and averaged 3.6 °C. Source: KNMI
January 1 » The British colonies of New South Wales, Queensland, Victoria, South Australia, Tasmania, and Western Australia federate as the Commonwealth of Australia; Edmund Barton is appointed the first Prime Minister.
March 1 » The Australian Army is formed.
March 2 » The U.S. Congress passes the Platt Amendment limiting the autonomy of Cuba, as a condition of the withdrawal of American troops.
July 24 » O. Henry is released from prison in Columbus, Ohio, after serving three years for embezzlement from a bank.
August 6 » Kiowa land in Oklahoma is opened for white settlement, effectively dissolving the contiguous reservation.
December 12 » Guglielmo Marconi receives the first transatlantic radio signal (the letter "S" [***] in Morse Code), at Signal Hill in St John's, Newfoundland.
When copying data from this family tree, please include a reference to the origin: H. Wolberink, "Family tree Wolberink Hagedoorn", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-wolberink-hagedoorn/I11453.php : accessed August 9, 2025), "Jan Nobbenhuis (1900-1901)".
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