 Complete the following phrase:  During 1943 the Allies were able to reorganize their forces and American industrial strength began to turn the tide of the war. American forces ultimately managed to gain the upper hand through a vastly greater industrial output and a modernization of its air and naval forces. In 1943, the Japanese also turned their attention to the defensive perimeters of their previous conquests. Forces on Japanese held islands in Micronesia were to absorb and wear down an expected American counteroffensive. However, American industrial power became apparent and the military forces that faced the Japanese in 1943 were so overwhelming in firepower and equipment, that from the end of 1943 to 1944 Japans defensive perimeter failed to hold. Defeat at the 