February 23 » Émile Zola is imprisoned in France after writing J'Accuse…!, a letter accusing the French government of antisemitism and wrongfully imprisoning Captain Alfred Dreyfus.
March 16 » In Melbourne the representatives of five colonies adopted a constitution, which would become the basis of the Commonwealth of Australia.
July 4 » En route from New York to Le Havre, the SS La Bourgogne collides with another ship and sinks off the coast of Sable Island, with the loss of 549 lives.
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 11 » Spanish–American War: American troops enter the city of Mayagüez, Puerto Rico.
September 18 » The Fashoda Incident triggers the last war scare between Britain and France.
Day of death April 10, 1957
The temperature on April 10, 1957 was between 4.3 °C and 10.2 °C and averaged 6.8 °C. There was 1.2 hours of sunshine (9%). The heavily clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the north-northwest. Source: KNMI
June 21 » Ellen Fairclough is sworn in as Canada's first female Cabinet Minister.
August 1 » The United States and Canada form the North American Aerospace Defense Command (NORAD).
September 19 » Plumbbob Rainier becomes the first nuclear explosion to be entirely contained underground, producing no fallout.
November 14 » The "Apalachin Meeting" in rural Tioga County in upstate New York is raided by law enforcement; many high level Mafia figures are arrested while trying to flee.
December 2 » United Nations Security Council Resolution 126 relating to Kashmir conflict is adopted.
December 20 » The initial production version of the Boeing 707 makes its first flight.
When copying data from this family tree, please include a reference to the origin: J. van Broekhoven, "Database Van Broekhoven", database, Genealogy Online (https://www.genealogieonline.nl/database-van-broekhoven/I78347.php : accessed February 23, 2026), "Johannes Adrianus Lagas (1898-1957)".
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