After the Civil War, the South had to reinvent its economy because?

They had to reinvent their economy because General Shermans tactic of total war. when he did total war, he marched from the north all the way to Atlanta, Georgia and destroyed anything that couldn't be used as food or supplies. so they had to reinvent their economy because the south was totally destroyed

The south was destroyed after the war because the battles deeply destructed the towns. The South building itself back up was a whole period called the reconstruction period.