Why did containment become US policy and it’s main priority during the Cold War?

The strategy of containment is known as the cold war foreign policy of the united states and its allies to prevent the spread of communism after world war 2 ended.

Explanation:

the answer is jerusalem

"globalization has greatly impacted the united states and american citizens. first and foremost, globalization has spread american influence throughout the world. globalization has opened up more markets for the united states, which in effect american companies sell their products worldwide. there has been a rise of multinational corporations and their influence has greatly increased."