March 18 » Macario Sakay issues Presidential Order No. 1 of his Tagalog Republic.
April 18 » The 7.5 Mw Guatemala earthquake shakes Guatemala with a maximum Mercalli intensity of VIII (Severe), killing between 800–2,000.
May 20 » Cuba gains independence from the United States. Tomás Estrada Palma becomes the country's first President.
June 28 » The U.S. Congress passes the Spooner Act, authorizing President Theodore Roosevelt to acquire rights from Colombia for the Panama Canal.
August 22 » Theodore Roosevelt becomes the first President of the United States to make a public appearance in an automobile.
December 10 » The opening of the reservoir of the Aswan Dam in Egypt.
Day of death July 21, 1957
The temperature on July 21, 1957 was between 9.5 °C and 19.9 °C and averaged 15.2 °C. There was 5.9 hours of sunshine (37%). The partly clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the west-northwest. Source: KNMI
January 23 » American inventor Walter Frederick Morrison sells the rights to his flying disc to the Wham-O toy company, which later renames it the "Frisbee".
March 25 » United States Customs seizes copies of Allen Ginsberg's poem "Howl" on obscenity grounds.
June 9 » First ascent of Broad Peak by Fritz Wintersteller, Marcus Schmuck, Kurt Diemberger, and Hermann Buhl.
July 26 » Carlos Castillo Armas, dictator of Guatemala, is assassinated.
August 1 » The United States and Canada form the North American Aerospace Defense Command (NORAD).
September 4 » American Civil Rights Movement: Little Rock Crisis: Orval Faubus, governor of Arkansas, calls out the National Guard to prevent African American students from enrolling in Central High School.
When copying data from this family tree, please include a reference to the origin: Hendrik Dreyer, "Dreyer Tree", database, Genealogy Online (https://www.genealogieonline.nl/dreyer-tree/I6890.php : accessed February 3, 2026), "Debora Susanna Krynauw (1865-1957)".
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