What territory was added to the
slave side?

The Louisiana Territory

Explanation:

This would be "forever prohibited" area. Back in the 1820's, people laid down the Mason-Dixon Line which would separate free and slave states. The Mason-Dixon line was the Mississippi River

- a government ruled by the people, or assembly. officials monarchy - a single ruler like a king. over time some city-states, like athens would change governments. what this means is that all the citizens voted on all the laws.

the award is named for an american naval historian and theorist, rear admiral alfred thayer mahan, united states navy who, through his writing, provided stimulus and guidance to those who share in the defense of the nation.