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 12 » Philippine Declaration of Independence: General Emilio Aguinaldo declares the Philippines' independence from Spain.
June 22 » Spanish–American War: In a chaotic operation, 6,000 men of the U.S. Fifth Army Corps begins landing at Daiquirí, Cuba, about 16 miles (26km) east of Santiago de Cuba. Lt. Gen. Arsenio Linares y Pombo of the Spanish Army outnumbers them two-to-one, but does not oppose the landings.
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 12 » The Hawaiian flag is lowered from ʻIolani Palace in an elaborate annexation ceremony and replaced with the flag of the United States to signify the transfer of sovereignty from the Republic of Hawaii to the United States.
Day of death December 25, 1898
The temperature on December 25, 1898 was about 1.9 °C. The airpressure was 77 cm mercury. The atmospheric humidity was 88%. Source: KNMI
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.
August 11 » Spanish–American War: American troops enter the city of Mayagüez, Puerto Rico.
August 29 » The Goodyear tire company is founded.
September 10 » Empress Elisabeth of Austria is assassinated by Luigi Lucheni.
September 13 » Hannibal Goodwin patents celluloid photographic film.
September 21 » Empress Dowager Cixi seizes power and ends the Hundred Days' Reform in China.
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The Family tree Den Outer publication was prepared by Menno den Outer (contact is not possible).
When copying data from this family tree, please include a reference to the origin: Menno den Outer, "Family tree Den Outer", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-den-outer/R1743.php : accessed January 14, 2026), "Adriana den Outer (1898-1898)".
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