A benefits is when the civil war ended, there was no more sectionalism.
But roughly 620,000 people died because of the Civil War
The Union victory in the Civil War in 1865 may have given some 4 million slaves their freedom, but the process of rebuilding the South during the Reconstruction period (1865-1877) introduced a new set of significant challenges.
legislatures passed restrictive “black codes” to control the labor and behavior of former slaves and other African Americans. Outrage in the North over these codes eroded support for the approach known as Presidential Reconstruction and led to the triumph of the more radical wing of the Republican Party.