Answer:
D. Isolationism
Step-by-step explanation:
Isolationism is a national strategy of evading political or financial relations with different nations.
Isolationism alludes to America's longstanding hesitance to wind up engaged with European unions and wars. Noninterventionists held the view that America's viewpoint on the world was unique in relation to that of European social orders and that America could propel the reason for opportunity and vote based system by methods other than war.