February 6 » The Permanent Court of Arbitration, an international arbitration court at The Hague, is created when the Senate of the Netherlands ratifies an 1899 peace conference decree.
March 7 » The German liner SSKaiser Wilhelm der Grosse becomes the first ship to send wireless signals to shore.
April 2 » The United States Congress passes the Foraker Act, giving Puerto Rico limited self-rule.
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.
August 14 » The Eight-Nation Alliance occupies Beijing, China, in a campaign to end the bloody Boxer Rebellion in China.
December 14 » Quantum mechanics: Max Planck presents a theoretical derivation of his black-body radiation law.
When copying data from this family tree, please include a reference to the origin: Philip, "Jonker Family Tree", database, Genealogy Online (https://www.genealogieonline.nl/jonker-family-tree/I6000000022551185686.php : accessed May 14, 2025), "Johannes Valentyn Büchner b3c1d1e1f1 (1900-)".
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