The battles are divided amongst designated theaters including the Easter Theater, Western Theater, Trans-Mississippi Theater, Gulf Coast and Sioux Uprising. Source: http://www.historynet.com/civil-war-battles
Civil War Battles: 1861
Eastern Theater
April 12
Battle of Fort Sumter
Charleston Harbor, South Carolina.
The bombardment/siege and ultimate surrender of Fort Sumter by Brig. General P.G.T. Beauregard was the official start of the Civil War. Learn more about the Battle Of Fort Sumter
June 3
Battle of Philippi
(West) Virginia
A skirmish involving over 3,000 soldiers, Philippi was the first battle of the American Civil War. Learn more about the Battle Of Philippi
June 10
Big Bethel
Virginia
The skirmish of Big Bethel was the first land battle of the civil war and was a portent of the carnage that was to come. Learn more about Big Bethel
July 11
Rich Mountain (West) Virginia
July 21
First Battle of Bull Run
Manassas, Virginia
Also known as First Manassas, the first major engagement of the American Civil War was a shocking rout of Union soldiers by confederates at Manassas Junction, VA. Learn more about the Battle Of Bull Run
August 28–29
Hatteras Inlet North Carolina
September 10
Carnifax Ferry, (West) Virginia
September 12–15
Cheat Mountain, (West) Virginia
October 3
Greenbrier River (West) Virginia
October 21
Ball’s Bluff, Virginia
October 9
Battle of Santa Rosa Island
Santa Rosa Island (Florida)
The Battle of Santa