Hello! I need to reword this. :)

I have tried doing it but I am very confused! :)

although world war i began in 1914, the united states did not join the war until 1917. the additional firepower, resources, and soldiers of the u.s. 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.

study of past cultures

i would say that the politicial parties from state to state varies.