It provided the food, guns, planes, ships, medicines etc to win the war
Seeing as Pennsylvania is part of the United States and the United States fought for the Allies in World War I, yes.
Allies
no
America helped it's allies during World War 2 by shooting people and stuff. they were smart.
The Americans helped the Allies by sending resources to them during WWI.
The invention of the finest 1945 Chardonnay
Americas allies did most of the fighting, do your research and stop asking broad questions
By far the greatest amount of war production occurred in the United States. Michael Montagne
Allies in World War II
Marshall Plan would help Europe quickly rebuild and modernize for the war.
That question doesn't make one bit of sense.
To help allies and establish stable economy and political conditions