It was nessary because the soldiers before the US came in to world war 2 because of it army force and it motivated the allies to do better as they had one of the stongest armys
Flat feet
The top of the food chain.
Myass
Probably top 3.
They did'nt do it alone. On the Eastern front, the Soviets killed 80% of the Germans. But to answer your question, they landed on the Normandy coastline on Sword and Gold beach.
Winston chirchill
Us & uk.
George Smith Patton, Jr
gas maks or a hard hat
He most certainly didn't instigate World War 2 and was a top US general in the European campaign.
Field Marshall Bernard Law Montgomery - top general of the Brits in World War 2 European Theater.