United States Navy in World War II was "sunk" at Pearl Harbor. It is correct to say that American industrial might was a deciding factor in World War II, and Admiral Yamamoto knew that a prolonged war for Japan was a losing war. The Battle of Midway, together with the Guadalcanal campaign, marked the turning point in the Pacific. Between June 4–7, 1942, the United States Navy decisively defeated a Japanese naval force that had sought to lure the U.S. carrier fleet into a trap at Midway Atoll. The Japanese fleet lost four aircraft carriers to the U.S. Navy's one American carrier and a destroyer. After Midway,
Japanese aircraft carrier Akagi Island, which he was sure would draw out the American carrier forces to battle. The Japanese codenamed the Midway invasion Operation "MI". On 25 May 1942, "Akagi" set out with the Combined Fleet's carrier striking force in the company of carriers "Kaga", , and , which constituted the First and Second Carrier Divisions, for the attack on Midway Island. Once again, Nagumo flew his flag on "Akagi". Because of damage and losses suffered during the Battle of the Coral Sea, the Fifth Carrier Division with carriers "Shōkaku" and "Zuikaku" was absent from the operation. "Akagi"s aircraft complement consisted of 24