What did the refusal of the united states to join the league of nations indicate?

a) romans valued loyalty and discipline

they believed democracy was worth the fight

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.

use wikipedia, i think they have this.