Discuss the role the United States played in World War I and its aftermath.

The additional firepower, resources, and soldiers of the U.S. helped to tip the balance of the war in favor of the Allies. Remaining Neutral. When war broke out in 1914, the United States had a policy of neutrality.

this means that germany had to pay the allied countries. reparations are/is essentially payment for something that they have done wrong, so after ww1, germany was forced to pay reparations so they could replenish the allied countries resources' that they had lost during the war.