To add to your comment: Definition of isolationism : a policy of national isolation by abstention from alliances and other international political and economi

To add to your comment: Definition of isolationism : a policy of national isolation by abstention from alliances and other international political and economic relations Further reading. American Isolationism in the 1930s[1]. [1] https://history.state.gov/milestones/1937-1945/american-isolationism https://history.state.gov/milestones/1937-1945/american-isol...