June 11 » A group of Serbian officers stormed the royal palace and assassinated King Alexander Obrenović and his wife, Queen Draga.
August 2 » The Ilinden–Preobrazhenie Uprising against the Ottoman Empire begins.
August 29 » The Slava, the last of the five Borodino-class battleships, is launched.
November 17 » The Russian Social Democratic Labour Party splits into two groups: The Bolsheviks (Russian for "majority") and Mensheviks (Russian for "minority").
November 18 » The Hay–Bunau-Varilla Treaty is signed by the United States and Panama, giving the United States exclusive rights over the Panama Canal Zone.
December 14 » The Wright brothers make their first attempt to fly with the Wright Flyer at Kitty Hawk, North Carolina.
Day of death May 25, 1954
The temperature on May 25, 1954 was between 7.2 °C and 23.5 °C and averaged 16.6 °C. There was 14.1 hours of sunshine (87%). The partly clouded was. The average windspeed was 4 Bft (moderate breeze) and was prevailing from the south-southeast. Source: KNMI
March 1 » Nuclear weapons testing: The Castle Bravo, a 15-megaton hydrogen bomb, is detonated on Bikini Atoll in the Pacific Ocean, resulting in the worst radioactive contamination ever caused by the United States.
March 13 » The Battle of Điện Biên Phủ begins with an artillery barrage by Viet Minh forces under Võ Nguyên Giáp; Viet Minh victory lead to the end of the First Indochina War and French withdrawal from Vietnam.
June 18 » Carlos Castillo Armas leads an invasion force across the Guatemalan border, setting in motion the 1954 Guatemalan coup d'état.
August 16 » The first issue of Sports Illustrated is published.
September 14 » In a top secret nuclear test, a Soviet Tu-4 bomber drops a 40 kiloton atomic weapon just north of Totskoye village.
December 2 » The Sino-American Mutual Defense Treaty, between the United States and Taiwan, is signed in Washington, D.C.
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/I168375.php : accessed October 23, 2026), "Johannes de Vries (1903-1954)".
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