January 23 » Second Boer War: The Battle of Spion Kop between the forces of the South African Republic and the Orange Free State and British forces ends in a British defeat.
February 7 » Second Boer War: British troops fail in their third attempt to lift the Siege of Ladysmith.
March 24 » Mayor of New York City Robert Anderson Van Wyck breaks ground for a new underground "Rapid Transit Railroad" that would link Manhattan and Brooklyn.
June 21 » Boxer Rebellion. China formally declares war on the United States, Britain, Germany, France and Japan, as an edict issued from the Empress Dowager Cixi.
October 19 » Max Planck discovers Planck's law of black-body radiation.
November 7 » Second Boer War: Battle of Leliefontein, a battle during which the Royal Canadian Dragoons win three Victoria Crosses.
Day of death February 18, 1903
The temperature on February 18, 1903 was between -2.2 °C and 6.0 °C and averaged 1.2 °C. There was 8.5 hours of sunshine (84%). Source: KNMI
January 4 » Topsy, an elephant, is electrocuted by the owners of Luna Park, Coney Island. The Edison film company records the film Electrocuting an Elephant of Topsy's death.
June 16 » Roald Amundsen leaves Oslo, Norway, to commence the first east–west navigation of the Northwest Passage.
June 16 » The Ford Motor Company is incorporated.
June 19 » Benito Mussolini, at the time a radical Socialist, is arrested by Bern police for advocating a violent general strike.
August 3 » Macedonian rebels in Kruševo proclaim the Kruševo Republic, which exists for only ten days before Ottoman Turks lay waste to the town.
November 18 » The Hay–Bunau-Varilla Treaty is signed by the United States and Panama, giving the United States exclusive rights over the Panama Canal Zone.
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/I170238.php : accessed October 23, 2026), "Klaas Folkersma (1900-1903)".
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