The only one was during the Civil War.
The South fought fought major battles on northern soil at Antietam. Then there was the Battle of Chickamauga, the 3 Chattanooga Battles, and the Battle of Gettysburg
Gettysburg. July 1863.
A better question would be 'How many battles were fought in the North?' - because there was only one. That was Gettysburg. All the others were fought in the South.
Gettysburg was the only one that was; so, all the others were not.
American Civil war
Gettysburg was the only one that was; so, all the others were not.
George Gordon Meade fought in The Battle of Gettysburg.
With the exceptions of some very small skirmishes in the west; ALL battles were fought in the east.
The battles of the Civil War were mostly fought south, including Kentucky, Missouri and Maryland. The only great Battle fought north was that of Gettysburg.
Gettysburg was one of the fiercest battles of the U.S. Civil War.
Oftentimes they are named for the location the battle was fought, such as Britain, Hastings, Shiloh, Gettysburg, and the Alamo.
The Battle of Gettysburg was fought in Gettysburg, Pennsylvania.