April 20 » U.S. President William McKinley signed a joint resolution to Congress for declaration of war against Spain, beginning the Spanish–American War.
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.)
June 21 » The United States captures Guam from Spain. The few warning shots fired by the U.S. naval vessels are misinterpreted as salutes by the Spanish garrison, which was unaware that the two nations were at war.
September 10 » Empress Elisabeth of Austria is assassinated by Luigi Lucheni.
September 13 » Hannibal Goodwin patents celluloid photographic film.
Day of death August 25, 1899
The temperature on August 25, 1899 was about 28.2 °C. The airpressure was 76 cm mercury. The atmospheric humidity was 31%. Source: KNMI
When copying data from this family tree, please include a reference to the origin: J Eijsermans, "Eijsermans family tree", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-eijsermans/I592177.php : accessed January 20, 2026), "Johannrs Willebrordus Maria de Beer (1898-1899)".
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