Which two principles have directed the foreign policy of the United States since world war 2

The two principles have directed the foreign policy of the United States since world war 2 are collective security and deterrence. Collective security is a plan in which it has to protect and ensure people the peace they need. Deterrence is a strategy aimed fight against the enemies from taking an action through instilling fear of the ramifications of such action.

The principles of collective security and deterrence have directed the U. S's foreign policy since World War II. Collective security is plan for preserving peace through a union of sovereign states, whose members pledge themselves to defend each other against attack. Deterrence is a strategy aimed at deterring an adversary from taking an action through instilling fear of the ramifications of such action.