What was the political impact of the nullification crisis

The Nullification Crisis led to the promotion of federal power over states’ rights.

Explanation:

The nullification crisis was a dispute between South Carolina and the federal government between 1832 and 1833. South Carolina attempted to declare the federal Tariffs of 1828 and 1832 as null and void within the state.

The federal government finally managed to impose the tariff, undermining the nullification doctrine that stated the state´s right to nullify federal acts within their borders.

in 1862, president lincoln's emancipation proclamation opened the door for african americans to enlist in the union army. although many had wanted to join the war effort earlier, they were prohibited from enlisting by a federal law dating back to 1792.

explanation:

missouri compromise of 1820 which prohibited slavery