How did the issue of states' rights contribute to the outbreak of the Civil War?

One of the answers

Explanation:

States' Rights refers To the struggle between the federal government and individual states over political power. In the Civil War era, this struggle focused heavily on the institution of slavery and whether the federal government had the right to regulate or even abolish slavery within an individual state.

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byzantine empire is the answer i think you are looking for.

hope this : )