Who and why was there opposition to the Gadsden Purchase?

The Gadsden Purchase accomplished little for the United States, which was bitterly divided in these years preceding the American Civil War (1861–65). Antislavery forces in the United States opposed the Gadsden Purchase because they feared the new territories would become slave states.

Explanation:

aren't cheetos good enough to be president?

i believe that the answer to the question provided above is that the role of campaign committees is to act as a bridge between state and local campaigns.