World History Maps Interactive Historical Atlas of the Civil War, detail page for:

New England, US Army Department Oct 1, 1861 - Feb 20, 1863

US Dept. of New England created New England states transferred from Dept. of the East, Oct 1, 1861
Benjamin F. Butler Commander, Oct 1, 1861 - Feb 20, 1862

US Dept. of New England discontinued, Feb 20, 1862

US Dept. of The East recreated merging Dept. of New York and New England states, Jan 3, 1863