Isaac Peace Rodman (August 18, 1822 – September 30, 1862) was a Rhode Island banker, politician, and a Union Army brigadier general in the American Civil War, who became mortally wounded at the Battle of Antietam. Early life and career Isaac Peace Rodman was born in South Kingstown, Rhode Island the son of Samuel Rodman and Mary Peckham. He was married to Sally Lyman Arnold, daughter of Rhode Island Governor Lemuel Hastings Arnold. His brother-in-law was future Civil War general Richard Arnold. He entered into a partnership with his brother Rowland Gibson Rodman and his father Samuel Rodman, under the name S. Rodman & Sons. Isaac Rodman was for many years president of the town council of South Kingstown, a representative for several terms in the Rhode Island General Assembly, in the Rhode Island Senate. He was also a director in the Wakefield Bank and the Institution for Savings. As well as being a politician, businessman, and banker, Isaac Rodman was a devoted Christian, a teacher of a Bible study class, and a superintendent of a Sunday school. Civil War At the start of the Civil War, Rodman was torn between the precepts of his religion and his loyalty to the Union, but unhesitatingly raised a group of local residents for the 2nd Rhode Island Infantry Regiment and was given the rank of captain. The regiment fought in the First Battle of Bull Run in the brigade of Brigadier General Ambrose Burnside and suffered heavy losses, including the regiment's colonel. Rodman was appointed as colonel of the new 4th Rhode Island Infantry Regiment by Rhode Island Governor William Sprague on October 3, 1861. He fought under Burnside in North Carolina in the Battle of Roanoke Island, and then at the Battle of New Bern, where he distinguished himself for his gallantry and was made a brigadier general on April 28, 1862. After the Battle of Fort Macon, he contracted typhoid fever and returned to South Kingstown. General Burnside wrote to Rodman, convalescing at home, to inform him of a need for officers for an upcoming battle in the Maryland Campaign, opposing Confederate General Robert E. Lee's first invasion of the North. Still ailing and against the advice of his physician, he returned to the Army after only a few weeks. In the Battle of South Mountain he led the 3rd Division of the IX Corps to take Turner's Gap. During