Isolationism: Isolationism refers to the policy or belief that a country should avoid entanglement in international affairs and focus primarily on its own domestic concerns.
International cooperation: International cooperation involves collaboration between countries to address global issues, solve common problems, and achieve shared goals through diplomacy, treaties, alliances, or organizations.
Balance of power: The balance of power is a concept in international relations where multiple countries strive to maintain relative equality in military capabilities or influence. It aims to prevent any single nation from becoming too dominant.