Answer:
At the end of World War I, the United States became the main military and economic power in the world. The war, in which America entered in 1917, demonstrated the war capacity of the United States against large military powers, such as Germany, and even accounted for the inability of nations such as France or Great Britain to match the military capacity of the United States.
On the other hand, during the first years of the war, the United States became the main lender of the allied nations, with which, at the end of the conflict, all those credits put the nation in a position of superiority in negotiating capacities. and determination of political positions against the European nations, which had their economies devastated as a result of the battles that had taken place in their territories.