June 11 » A group of Serbian officers stormed the royal palace and assassinated King Alexander Obrenović and his wife, Queen Draga.
June 16 » Roald Amundsen leaves Oslo, Norway, to commence the first east–west navigation of the Northwest Passage.
July 4 » The Philippine–American War is officially concluded.
October 10 » The Women's Social and Political Union is founded in support of the enfranchisement of British women.
October 13 » The Boston Red Sox win the first modern World Series, defeating the Pittsburgh Pirates in the eighth game.
November 17 » The Russian Social Democratic Labour Party splits into two groups: The Bolsheviks (Russian for "majority") and Mensheviks (Russian for "minority").
Day of death October 15, 1957
The temperature on October 15, 1957 was between 5.7 °C and 15.0 °C and averaged 10.5 °C. There was 0.2 mm of rain. There was 2.7 hours of sunshine (25%). The partly clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the east-southeast. Source: KNMI
March 6 » Ghana becomes the first Sub-Saharan country to gain independence from the British.
March 9 » The 8.6 Mw Andreanof Islands earthquake shakes the Aleutian Islands, causing over $5 million in damage from ground movement and a destructive tsunami.
July 25 » The Tunisian King Muhammad VIII al-Amin is replaced by President Habib Bourguiba.
September 5 » Cuban Revolution: Fulgencio Batista bombs the revolt in Cienfuegos.
September 24 » President Eisenhower sends the 101st Airborne Division to Little Rock, Arkansas, to enforce desegregation.
November 8 » Operation Grapple X, Round C1: The United Kingdom conducts its first successful hydrogen bomb test over Kiritimati in the Pacific.
When copying data from this family tree, please include a reference to the origin: Louis Kramer, "Kramer Family Tree", database, Genealogy Online (https://www.genealogieonline.nl/kramer_stamboom/I560389.php : accessed January 27, 2026), "Ingeborg Halvorsen Halvorstu (1903-1957)".
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