King of Great Britain and Ireland from 1760 until his death in 1820, whose reign was marked most notably by the loss of British control over the American colonies. Manuscript DS, signed “George R,” one page both sides, 7.75 x 12, December 18, 1807. Document ordering that the seal of the United Kingdom be affixed to a document appointing Joseph Smith as “Secretary to Our Legation to Our good Brother the King of Sardinia.” Boldly signed at the top by King George and countersigned at the conclusion by George Canning as secretary of state for foreign affairs. Bound to the document with its original ribbon is a four-page copy of the order, in Latin. Paper seal affixed below George’s signature remains fully intact with corners folded. In fine condition, with expected document wear. Certificate of Authentoicity from RR Auction.