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, boldly signed “George R,” on two sets of ribbon-bound adjoining sheets, 8 x 12.5, December 1808. Document ordering that the seal of the United Kingdom be affixed to a document appointing Robert Adair as “a Member of the Parliament of the United Kingdom, authorizing and empowering him to treat and agree with the Minister or Ministers of our good Brother the Emperor Austria.” The remaining pages consist of a manuscript copy of the appointment. Document is countersigned at the bottom by George Canning as secretary of state for foreign affairs. Paper seal affixed below George’s signature remains fully intact with corners folded. In fine condition, with expected document wear. RR Auction COA.