January 26 » The 8.7–9.2 Mw Cascadia earthquake takes place off the west coast of North America, as evidenced by Japanese records.
February 27 » The island of New Britain is discovered by Europeans.
February 28 » Today is followed by March 1 in Sweden, thus creating the Swedish calendar.
March 1 » Sweden introduces its own Swedish calendar, in an attempt to gradually merge into the Gregorian calendar, reverts to the Julian calendar on this date in 1712, and introduces the Gregorian calendar on this date in 1753.
Day of death September 9, 1775
The temperature on September 9, 1775 was about 18.0 °C. There was 4 mm of rainWind direction mainly south-southwest. Weather type: donder regen zeer betrokken. Source: KNMI
April 18 » American Revolution: The British advancement by sea begins; Paul Revere and other riders warn the countryside of the troop movements.
April 20 » American Revolutionary War: The Siege of Boston begins, following the battles at Lexington and Concord.
May 20 » The Mecklenburg Declaration of Independence is allegedly signed in Charlotte, North Carolina.
July 26 » The office that would later become the United States Post Office Department is established by the Second Continental Congress. Benjamin Franklin of Pennsylvania takes office as Postmaster General.
August 20 » The Spanish establish the Presidio San Augustin del Tucson in the town that became Tucson, Arizona.
December 31 » American Revolutionary War: Battle of Quebec: British forces repulse an attack by Continental Army General Richard Montgomery.
When copying data from this family tree, please include a reference to the origin: Bert M. D'hooge, "Family tree Perron", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-perron/I160.php : accessed February 14, 2026), "Hermanus van Goethem (1700-1775)".
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