Although there definitely existed "robber barons" who took advantage of a delicate and changing situation, most of these men were mostly well-meaning people who wanted to capitalize on an opportunity, and whose actions increased the welfare of many Americans.
Answer: Missouri's admission as a slave state
Explanation: The Missouri Compromise was a US federal statute that allowed Missouri to be a slave state and Maine to become a free state in exchange for anti-slavery legislation.
Answer:
You didn't list it right i think
Explanation: