premise: Tennessee was unaware of the Confederacy.
hypothesis: Tennessee . Tennessee was the last state to leave the Union and join the Confederacy at the outbreak of the American Civil War in 1861 . Occupied by Union forces from 1862 , it was the first state to be readmitted to the Union at the end of the war . Tennessee furnished more soldiers for the Confederate Army than any other state besides Virginia , and more soldiers for the Union Army than the rest of the Confederacy combined .