February 9 » The Davis Cup competition is established.
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 5 » Second Boer War: British soldiers take Pretoria.
June 18 » Empress Dowager Cixi of China orders all foreigners killed, including foreign diplomats and their families.
August 16 » The Battle of Elands River during the Second Boer War ends after a 13-day siege is lifted by the British. The battle had begun when a force of between 2,000 and 3,000 Boers had surrounded a force of 500 Australians, Rhodesians, Canadians and British soldiers at a supply dump at Brakfontein Drift.
December 14 » Quantum mechanics: Max Planck presents a theoretical derivation of his black-body radiation law.
Day of death June 3, 1903
The temperature on June 3, 1903 was between 9.3 °C and 13.1 °C and averaged 11.1 °C. There was -0.1 hours of sunshine (0%). 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.
February 11 » Anton Bruckner's 9th Symphony receives its first performance in Vienna, Austria.
April 26 » Atlético Madrid Association football club is founded
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.
When copying data from this family tree, please include a reference to the origin: Joop Klavers, "Family tree Klavers", database, Genealogy Online (https://www.genealogieonline.nl/stamboom_klavers/I401751.php : accessed January 28, 2026), "Anna Santing (1900-1903)".
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