Part A: Based on your own knowledge and what you've learned in the tutorial, explain in one to two sentences how US involvement in the Spanish-American War represented a shift from isolationism to intervention.
Part B: Based on your own knowledge and what you've learned in this lesson, explain in one to two sentences how US involvement in World War II represented a shift from isolationism to intervention.
Part C: Based on your own knowledge and what you've learned in this lesson, explain in one to two sentences how US involvement in the Cold War represented a shift from isolationism to intervention.