Answer :

The Missouri Compromise was a temporary and relatively unsuccessful  compromise that said slavery would be forbidden in the Louisiana Territory but allowed in Missouri. It was one of the many acts that led to the Civil War.

Answer:

prohibited slavery in most of the former Louisiana Territory except for Missouri.

Explanation:

Specifically, it prohibited slavery above 36°30'N. This was meant to prevent slavery from being an issue as new states was added, but this would not be the case.