February 17 » In Sweden February 17 is followed by March 1 as the country moves from the Julian calendar to the Gregorian calendar.
May 1 » Publication of Species Plantarum by Linnaeus, and the formal start date of plant taxonomy adopted by the International Code of Botanical Nomenclature.
Day of death September 10, 1775
The temperature on September 10, 1775 was about 19.0 °C. Wind direction mainly south-southeast. Weather type: betrokken regen. Source: KNMI
April 14 » The first abolition society in North America is established. The Society for the Relief of Free Negroes Unlawfully Held in Bondage is organized in Philadelphia by Benjamin Franklin and Benjamin Rush.
June 11 » The American Revolutionary War's first naval engagement, the Battle of Machias, results in the capture of a small British naval vessel.
July 29 » Founding of the U.S. Army Judge Advocate General's Corps: General George Washington appoints William Tudor as Judge Advocate of the Continental Army.
September 11 » Benedict Arnold's expedition to Quebec leaves Cambridge, Massachusetts.
October 27 » King George III expands on his Proclamation of Rebellion in the Thirteen Colonies in his speech from the throne at the opening of Parliament.
November 7 » John Murray, the Royal Governor of the Colony of Virginia, starts the first mass emancipation of slaves in North America by issuing Lord Dunmore's Offer of Emancipation, which offers freedom to slaves who abandoned their colonial masters to fight with Murray and the British.
When copying data from this family tree, please include a reference to the origin: Charles Olson, "Olson's Tree", database, Genealogy Online (https://www.genealogieonline.nl/olsons-tree/P19132.php : accessed May 1, 2025), "John Parkman (1753-1775)".
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