What were unsolved questions facing the civil war?

The Civil War left several unsolved questions, particularly regarding the status of African Americans and their rights post-emancipation. The nature and extent of federal versus states' rights remained contentious, as did the economic and political integration of the Southern states back into the Union. Additionally, the war raised questions about the future of Reconstruction policies and how to effectively rebuild the South while ensuring civil rights for freed slaves. Lastly, the long-term impact of the war on national identity and unity was still uncertain.