50 points! What technology improved trade on the silk road?

in all honesty, it really hasn't. except that hitler killed himself.

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.

the legislative branch is formed by the house of representatives and the senate .

your answer for this question would be c