CDL: Why did The Allies Win World War II?

Many people played a role in the result of World War II, but one overriding factor played the biggest role. That factor was the allience amoung the strong powers which was the United States, Great Britian, and the Soviet Union. The allies had only one main purpose of the war, and that was to defeat Hitler. There was a lot of military supplies that came out of American factories that helped the allies greatly. The US produced 2/3 of all the military equipment. There were also military components that helped in the victory of the allies. The components were the American material support, American and British bombing campaigns, and the Red Army's success in stopping the Eastward advance of the German army at Stalingrad, then driving it back to Berlin.

1)If America had not produced 2/3 of the military equipment, do you think the Allies would have still won? Why or Why not?

2)Besides the bombing campaigns and all of the American supply, what event happened in the East that helped in the Victory of the Allies.