American statesman, born in Carlisle, PA, on the 10th of June 1755, of Irish parents; served in the militia during the Revolution; was tutor in the College of Philadelphia from 1779–83; then, successively, merchant and farmer; became a member of Congress in 1791, and served as such until 1807, from which year until 1813 he was United States Senator from Pennsylvania. In 1816 he was appointed secretary of state of his native state. He died in Bellefonte, PA, on the 20th of May 1835.