Slavery has always been a part of human history. in most cases, slavery involved a person working off a debt. this form is called slavery.

rosevelt. 1973. "slaves everywhere"

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.