<span>The Truman Doctrine and the North Atlantic and the Treaty Organization were United States responses to the </span>communist threat after World War II.
The correct answer is "landing a man on the moon." Before the US landed on the moon, the Soviet Union beat them in several different advances including having the first satellite to be launched into space. This satellite was known as Sputnik. However, the US was not willing to be second best to the Soviet Union
Brazil
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Boliva
Chile
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Mexico
Panama
Haiti
Peru