Not much in military terms. They joined right at the end of the war, which forced Germany's hand to launch their 'Spring Offensive'. However American banks got very rich by lending money to Britain.
There were many US heroes in WWI - too many to list. Some of the most well known (famous) were Medal of Honor recipients: Sergeant Alvin York, Colonel William J. Donovan, Private Frank Gaffney. General of the Armies John J. Pershing. commanding the American Expeditionary Force, who, by the way, is the only living person to have held that title and rank.
America didn't fight in World War 1!
none America didn't fight until world war 2
world war 1
America help provided heavy artillery for war and other war equipments.
America was more pereparing for the war 1 and the best !!
America didn't fight in world war 1
Its World War 1 u idiot...
World War 1
america entered the war after pearl harbor
America's population at the beginning of world war 1 was considered mobilization. After World War One fifth of the world's population was infected.
world war 2
America didn't fight in World War 1!
America
none America didn't fight until world war 2
world war 1
Yes
America