Mississippi was a slave state until the end of the Civil War.
The Potomac divided the Confederacy from the Union, although Maryland was a slave-state, and so was DC at the beginning. The Ohio River divided the slave-states from free soil.
No, it wasn't even a state.
West Virginia
Hawaii wasn't a state during the Civil War.
North Carolina was a slave state at the beginning of the Civil War and became a part of the Confederacy.
Since you use the term "slave state" I assume you mean at the start of the civil war. They all were states by 1861. The US went from East coast to West coast.
a slave state
Mississippi was a slave state until the end of the Civil War.
Kentucky was a slave state
The Potomac divided the Confederacy from the Union, although Maryland was a slave-state, and so was DC at the beginning. The Ohio River divided the slave-states from free soil.
Yes.
free state
No, it wasn't even a state.
West Virginia
Hawaii wasn't a state during the Civil War.
It was a slave state and was made a state in 1792.