if you mean the U.S. civil war, it was mostly fought in Virginia. The last battle of the civil war was the battle of new Orleans (LA), which was fought two weeks after the surrender of Lee's army at appomatox courthouse (VA).
The last battle of the American Civil war was fought in Texas, at Palmito Ranch on May 12-13, 1865.
Georgia. The last major Southern victory was that of Chickamauga, fought on Sept. 19-20, 1863.
Pennsylvania
china
The battle of Gettysburg. IMPROVEMENT The last battle of the Civil War was that of Palmito Ranch fought on May 12-13,1865.
No Civil War battles of consecuence were fought in California.
WWII was fought on U.S. soil (Hawaii). Although, technically Hawaii was not yet a state. Therefore, the American Civil War of 1861 was the last war on U.S. soil.
American Civil War.
The battle of Palmetto Ranch.
I think it was at Gettysburg, PA
Battle of Palmito Ranch. Refer to Related Link below.
it was a border state