How did southerners justify secession?

a. they asserted that the states joined the union by choice and could decide to leave it.

b. they believed that the federal government was more powerful than the states.

c. they had elected their own president to lead them.

d. they believed abraham lincoln would unite the country.

B. they believed the government was more powerful than the states

-an amendment is proposed.

-two-thirds of congress must approve.

-thee-quarters of states must approve.

-the proposed amendment becomes law.

hope this

lincoln presided over the union victory in the american civil war, which dominated his presidency. a former whig, lincoln ran on a political platform opposed to the expansion of slavery in the territories. his election served as the immediate impetus for the outbreak of the american civil war.