Why was the 13th amendment important?

roosevelt believed that in light of the country's recent military successes, it was unnecessary to use force to achieve foreign policy goals, so long as the military could threaten force. this belief, and his strategy of “speaking softly and carrying a big stick,” shaped much of roosevelt's foreign policy.

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d.)   when the us left nato after the end of the cold war and they had to evolve to focus on more humanitarian measures with the smaller budget