February 15 » The battleship USSMaine explodes and sinks in Havana harbor in Cuba, killing 274. This event leads the United States to declare war on Spain.
March 16 » In Melbourne the representatives of five colonies adopted a constitution, which would become the basis of the Commonwealth of Australia.
April 21 » Spanish–American War: The United States Navy begins a blockade of Cuban ports. When the U.S. Congress issued a declaration of war on April 25, it declared that a state of war had existed from this date.
April 22 » Spanish–American War: The USSNashville captures a Spanish merchant ship.
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.)
August 13 » Spanish–American War: Spanish and American forces engage in a mock battle for Manila, after which the Spanish commander surrendered in order to keep the city out of Filipino rebel hands.
Day of death April 28, 1955
The temperature on April 28, 1955 was between 6.8 °C and 19.4 °C and averaged 13.2 °C. There was 8.3 hours of sunshine (57%). The partly clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the southwest. Source: KNMI
June 11 » Eighty-three spectators are killed and at least 100 are injured after an Austin-Healey and a Mercedes-Benz collide at the 24 Hours of Le Mans, the deadliest ever accident in motorsports.
August 19 » In the Northeast United States, severe flooding caused by Hurricane Diane, claims 200 lives.
August 20 » Battle of Philippeville: In Morocco, a force of Berbers from the Atlas Mountains region of Algeria raid two rural settlements and kill 77 French nationals.
October 26 » After the last Allied troops have left the country, and following the provisions of the Austrian Independence Treaty, Austria declares that it will never join a military alliance.
November 5 » After being destroyed in World War II, the rebuilt Vienna State Opera reopens with a performance of Beethoven's Fidelio.
December 8 » The Flag of Europe is adopted by Council of Europe.
When copying data from this family tree, please include a reference to the origin: Eric Brouwer, "Family tree Brouwer - Koster", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-eric-brouwer/I37745.php : accessed January 13, 2026), "Helena Maria van Nierop (1877-1955)".
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