Supporters of secession in the South based their argument to leave the Union on . They believed that since they had voluntarily joined the Union they could leave the Union any time they wanted.

Supporters of secession based their arguments on the idea of states' rights. They argued that "the states had voluntarily joined the Union. Consequently, they claimed that the states also had the right to leave the Union. On December 20, 1860, South Carolina became the first state to secede

Explanation:

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answer: alexander the great

explanation:

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