1. a person who believes in or advocates isolationism, especially in foreign policy
Usage: political

1. relating to or characterized by isolationism
Usage: political

Examples

• The senator was known as an isolationist who opposed foreign military interventions.
• Many isolationists argued against joining international trade agreements.
• The country adopted isolationist policies after the war ended.
• Her isolationist views made her unpopular with globalization supporters.
• The isolationist movement gained strength during the economic crisis.
• Critics called his isolationist stance outdated in the modern world.