Allen, Ethan (10 January 1738–12 February 1789), frontier revolutionary leader and author of the first deistic work by an American, was born in Litchfield, Connecticut, the son of Joseph Allen and Mary Baker, farmers. Allen served briefly in the French and Indian War and in 1762 began operating a productive iron forge in Salisbury, Connecticut. That same year he married Mary Brownson, with whom he would have five children. But Allen’s deism and aggressive personal conduct ruined his early prospects: he was warned out of Salisbury in 1765 and Northampton, Massachusetts, in 1767....