James Deering Fessenden
James Deering Fessenden was a lawyer, politician, and soldier from the state of Maine who served as a general in the Union Army during the American Civil War. Primarily a staff officer and operations planner until the latter stages of the war, he commanded an infantry brigade in the Western Theater in 1864 and 1865. In 1862, he organized in South Carolina what became one of the first black regiments in the Federal army. He was a member of the powerful Fessenden family, which was prominent in national politics during the mid19th century.
James D. Fessenden was born in Westbrook, Maine, in the early autumn of 1833. He was the son of U.S. Senator William P. Fessenden and a brother of Francis Fessenden, who would also serve as a general in the Union army. Another brother, Samuel, would be killed at the Second Battle of Manassas during the war. Two uncles, Samuel C. Fessenden and T. A. D. Fessenden were U.S. Congressmen.
Source: Wikipedia