Isolationism was the policy that kept them from joining the League of Nations. Isolationism is when a group stays away from or ignores all people in that group. Mainly political matters of other countries.
Answer:
Americans boycotted buying the things that were in the stamp act.
Explanation:
Answer: African-Americans we’re still treated as if they were still slaves in the American Revolution. For instance, they were placed in the front lines during battle, where there were higher chances of getting killed.