How did south carolina respond to the election of abraham lincoln as president? it called for a state convention and demanded a recount. it seceded and called on northern states to do the same. it declared independence from both the union and the confederacy. it called a state convention and voted to leave the union.

When Abraham Lincoln was elected as president, South Carolina called a state convention and voted to leave the Union.

Explanation:

In 1860, the abolitionist Republican Abraham Lincoln won in the presidential elections of that year. South Carolina, fearing that Lincoln would definitively abolish slavery in the country, decided to separate from the United States. The state did so on December 20 of that year, being the first US state to separate itself from the rest of the country. Subsequently, ten other states would also be separated from the United States, and immediately joined to form the Confederate States of America.

not sure might be he acquired the entire oregon territory from great britain

answer:

it caused mass african migration, african populations to grow, african empires to topple, and racism against slaves to emerge.