King George III was from England. He was born in London on June 4, 1738, and died on January 29, 1820.
He is best known for being the king of Great Britain during a period of significant political and social change, including the American Revolutionary War, which led to the loss of the American colonies. His reign also saw the expansion of the British Empire and various significant events in British history, including the Industrial Revolution. George III is often remembered for his struggles with mental health, which affected his ability to rule later in his life, and his perception as a symbol of British royal authority during the conflict with the American colonies.