People who believed that the us should take care of its own problems and stay out of foreign disagreements.

People who believed that the U.S. should take care of its own problems and stay out of foreign disagreement is a isolationist. Isolationism refers to America's longstanding reluctance, it is a is a person who believes in keeping to one's own affairs rather than becoming involved in the affairs of others. The isolationist perspective dates to colonial days.

Catholic priests who wished to curb the abuse of alcohol by parishioners.

Explanation:

Every group listed in the options is supported prohibition except the catholic priests they does not demanded prohibition they demanded a check or restrain on the alcohol abuse.

While other groups demanded prohibition in some way or other on alcohol.

Hence the answer to this question is group of Catholic Priests.