To protect territory from native Americans and prevent border violations by border thieves
It relieved it because the idea made it possible for individual states to democratically vote and choose whether or not their state will be a slave or a non-slave state. Of course, there were states where slavery was democratically chosen, but there were those who didn't support it too.
Answer: Established by Article I of the Constitution, the Legislative Branch consists of the House of Representatives and the Senate, which together form the United States Congress.
Explanation: