The Allies
yes
WHO led it was Woodrow Wilson
No, the Japanese and the United States have only fought during the Second World War.
most of the money the united states needed to fight world war 1 came from
In Europe,Soviet Union,China,Japan airbourne,overseas on land,United States
yes
In Europe
United States Navy operations during World War I happened in 1917.
Fighting without actually going so far as to pick a fight with the other major power In Vietnam, The Americans had to fight without provoking World War 3 with the Soviets, while in Afghanistan, the Soviets had to do the same, but with the Americans.
short answer: no not at all
Fight in Europe?
Germany.