US Founding Father, Benjamin Franklin, wrote, “There never was a good war or a bad peace,” in a letter to Josiah Quincy.
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Benjamin Franklin sailed from England back to the US to work for a Quaker merchant in Philadelphia.
The US Postal Service was founded.
Amateur British chemist Sir James Jay invented invisible ink.
Louis Timothee became America's first paid librarian.
Benjamin Franklin announced his invention of bifocal eyeglasses.