January 13 » Émile Zola's J'accuse…! exposes the Dreyfus affair.
April 25 » Spanish–American War: The United States declares war on Spain.
June 11 » The Hundred Days' Reform, a planned movement to reform social, political, and educational institutions in China, is started by the Guangxu Emperor, but is suspended by Empress Dowager Cixi after 104 days. (The failed reform led to the abolition of the Imperial examination in 1905.)
July 3 » A Spanish squadron, led by Pascual Cervera y Topete, is defeated by an American squadron under William T. Sampson in the Battle of Santiago de Cuba.
October 1 » The Vienna University of Economics and Business Administration is founded under the name k.u.k. Exportakademie.
December 26 » Marie and Pierre Curie announce the isolation of radium.
Day of death June 28, 1898
The temperature on June 28, 1898 was about 14.5 °C. The airpressure was 76 cm mercury. The atmospheric humidity was 88%. Source: KNMI
April 25 » Spanish–American War: The United States declares war on Spain.
July 25 » Spanish-American War: The American invasion of Spanish-held Puerto Rico begins, as United States Army troops under General Nelson A. Miles land and secure the port at Guánica.
August 25 » Seven hundred Greek civilians, 17 British guards and the British Consul of Crete are killed by a Turkish mob in Heraklion, Greece.
October 18 » The United States takes possession of Puerto Rico from Spain.
November 5 » Negrese nationalists revolt against Spanish rule and establish the short-lived Republic of Negros.
December 10 » Spanish–American War: The Treaty of Paris is signed, officially ending the conflict.
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/I61210.php : accessed October 16, 2026), "Petrus Boersma (1898-1898)".
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