What group of people had control of the government after Reconstruction ended?

Thus began the period of Radical or Congressional Reconstruction, which lasted until 1877. By 1870, Congress had recognized new governments, controlled by the Republican party, in all the former Confederate states.

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.