During the war it served in the
Florida Brigade of the Army of Tennessee. The nucleus of Company K of the regiment was made up of men who served as a militia Coast Guard company before the war. One member of the unit described the diverse nature of the company by saying "it is composed of Yankees, Crackers, Conchs, Englishmen, Spaniards, Germans, Frenchmen, Italians, Poles, Irishmen, Swedes, Chinese, Portuguese, Brazilians...also Scotsmen, Welshmen, and some Half Indians." Former Governor of Florida,
Madison S. Perry served as colonel of the regiment until April 1863. The 7th took an active part in the arduous campaigns of the army from
Chickamauga to
Nashville, then fought its last battle at
Bentonville. ==Companies==