Margaret O'Neill Eaton

Margaret Eaton, was the wife of John Henry Eaton, a United States senator from Tennessee and United States Secretary of War, and a confidant of Andrew Jackson. Their marriage was the cause of a national controversy known as the Petticoat affair. While better known in history as Peggy, Margaret stated in her autobiography, "I never was called Peggy in all my life...I was ordinarily called by my proper name of Margaret."