Tennessee in the American Civil War was one of the most divided states in the country at the outset of the war. Before the bombardment of Fort Sumter, Tennessee was staunchly pro-Union, though there were still a few secessionist hot beds in the western and middle portion of the state. The situation rapidly changed when Fort Sumter was bombarded and Lincoln made the call for 75,000 volunteers to suppress the rebellion. Tennesseans saw this as a threat to their "southern brethren," and though Tennessee voted to secede, there were still areas scattered all over state that had strong Union sympathies. The areas Unionism was most prominent
Siege artillery in the American Civil War siege artillery. The advent of rifled artillery made them obsolete. The Civil War was the first major war to see the use of rifled artillery. Rifling gave the guns greater velocity, range, accuracy, and penetrating power, making smoothbore siege guns obsolete. The ranges of these guns is somewhat problematic. The 6.4 inch (100-pounder) Parrott rifle had a maximum range of . However, the absence of suitable sights . and a good system of directing fire on targets that could not be seen from the gun, limited the effective range of the rifled guns. The bombardment of Fort Pulaski demonstrated that