The was fought in the winter of 1944 to 1945. This was the largest battle fought by America in World War II. won the battle despite suffering from severe casualties.
Answer:As the Germans drove into the Ardennes, the Allied line took on the appearance of a large bulge, giving rise to the battle's name. The battle proved to be the costliest ever fought by the U.S. Army, which suffered over 100,000 casualties.