Respuesta :

Joining the United Nations and participating in NATO represented a shift in U.S. foreign policy from isolationism to being more active in the international scene.

How did U.S. foreign policy change after WWII?

The U.S. decided to abandon its isolationist policies and engage in international affairs as a result of its status as a superpower.

It showed this shift by joining the United Nations as well as participating in NATO to protect her allies.

Find out more on U.S. Isolationism at https://brainly.com/question/14848631.

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