1575070 His most gracious majesty King George the Third, 1798; (add.info.: His most gracious majesty King George the Third. Painted by Sr. Wm. Beechey R.A. King George III was King of the United Kingdom of Great Britain and Ireland. He was concurrently Duke and prince-elector of Brunswick-L羹neburg ("Hanover") in the Holy Roman Empire until his promotion to King of Hanover in 1814. He was the third British monarch of the House of Hanover, but spoke English as his first language, and never visited Hanover.); Universal History Archive/UIG; out of copyright.