SULLIVAN, Peter John, soldier, born in County Cork, Ireland, 15 March, 1821; died in Cincinnati, Ohio, 2 March, 1883. He was descended from Gem William O'Sullivan of the British army, came to this country with his parents when he was two years old, passed his early years in Philadelphia, and was educated at the University of Pennsylvania. He omitted the prefix "0" from his name on reaching manhood. He served through the Mexican war, attaining the rank of major, and at its close was appointed an official stenographer in the United States senate. In 1848 he removed to Cincinnati, studied law, and was a draughtsman for the United States topographical corps. In 1855 he was elected colonel of the German regiment and contributed toward the suppression of the "Know-Nothing" riots of that year. At the opening of the civil war he raised four regiments at his own expense, was commissioned colonel of the 48th Ohio volunteer infantry, and was present at Shiloh, where he captured a Confederate flag and was wounded three times. In consequence of his injuries he was unfitted for service for nine months, but he was present at the fall and capture of Vicksburg, was post-commander at Memphis and Fort Pickering, and during the last days of the war was the presiding judge of the military court of claims. He was brevetted brigadier-general of volunteers, 13 March, 1865, for gallant and meritorious services, and immediately after was appointed by President Johnson minister to the United States of Colombia, serving till 1869, when his health compelled him to resign. He subsequently practised occasionally in the United States supreme court, in the court of claims, and in the government departments at Washington, D. C. He was the author of the "Don Felix Letters, or Pen-Portraits of Members of the Bar."