Arkansas in the American Civil War readmitted in July 1866. Arkansas in the American Civil War During the American Civil War, Arkansas was a Confederate state, though it had initially voted to remain in the Union. Following the capture of Fort Sumter in April 1861, Abraham Lincoln called for troops from every Union state to put down the rebellion, and Arkansas and several other states seceded. For the rest of the war, Arkansas played a major role in controlling the vital Mississippi River and neighboring states, including Tennessee and Missouri. It raised 48 infantry regiments, 20 artillery batteries, and over 20 cavalry regiments for the Confederacy,
Maine in the American Civil War Portland commanded the steam sloop USS "Brooklyn" in the action with Fort Gaines and Fort Morgan and with the Confederate gunboats in the Battle of Mobile Bay. Henry K. Thatcher of Thomaston commanded the West Gulf Blockading Squadron in a combined arms action against Mobile, which surrendered April 12, 1865. Maine in the American Civil War As a fervently abolitionist and strongly Republican state, Maine contributed a higher proportion of its citizens to the Union armies than any other, as well as supplying extensive equipment and stores. Although no land battles were fought in Maine, the Battle of Portland Harbor