Why do many claim the Civil War was a war over states' rights, and not over slavery? * They argue that the war started because northern states wanted to maintain the right to abolish slavery everywhere.

They argue that the war started because southern states wanted to assert their individual right to determine the laws within their own states' borders, regarding both slavery and tariffs.

They argue that the war started because African Americans in free states could not gain citizenship.

They argue that the war started because President Lincoln wanted to ignore states' rights and abolish slavery everywhere.