Why did the united states approach ussr with a policy of containment and what were the four goals of that policy?

Answer: The four goals of policy containment where:

1) Preserving the national security of the United States;

2) Promoting world peace and a secure global environment;

3) Maintaining a balance of power among nations;

4) Working with allies to solve international problems.

Explanation: The policy of containment of United States were based on military, economic and diplomatic strategies, all used for achieve one target: stop the comunist ideology spread, increasing the American safety and their exterior influency around the world.