Intensified by expansion and deepening regional divisions, debates over slavery and other economic, cultural, and political issues led the nation into civil war. Ideological and economic differences over slavery produced an array of diverging responses from Americans in the North and the South.
Explanation:
There was many problems with that area that the other government started a war that lasted for so long that many people has gone into slavery.
1844-1877 As the nation expanded and its population grew, regional tensions, especially over slavery, led to a civil war — the course and aftermath of which transformed American society. Key Concept 5.1: The United States became more connected with the world as it pursued an expansionist foreign policy in the Western Hemisphere.
Explanation:
slavery started the Civil war. problems between the north and south
