Answer:
America raised an army by enacting a law for all males aged 21 to 30 (later expanded to 18 to 45) to register for the draft lottery.
Something unique about the AEF is John J. Pershing ( the general ) launched their first major offensive in Europe as an independent army.
Explanation:
Roman government established the idea of sharing power between a main leader (in the Roman’s case the Emperor) and another branch (in the Roman’s case the senate). This established the foundation for checks and balances. It also took into account the people’s opinions, which would somehow reflect the American principle of we the people.
The internationalists believed that the US should play more active role in the war.
In the beginning of the war, the US continued following its isolationist policy and was largely neutral in the war. The internationalists where a group that, as their name suggests, were interested in the international affairs and believed that US should and had to take more active role and join the war on the side of the Allies.