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,
1st Air Fleet (Imperial Japanese Navy) the Japanese carrier force was again practically without aircrew and aircraft. This meant that at the Battle of Leyte Gulf the IJN carrier force was only used as a decoy force where it was ultimately destroyed, the battle that saw the last "Kidō Butai" survivor, "Zuikaku", along with "Zuiho", "Chiyoda" and "Chitose" succumbing to US air attacks of Admiral William F. Halsey's Task Force 38. 1st Air Fleet (Imperial Japanese Navy) The also known as the "Kidō Butai" ("Mobile Force"), was a name used for a combined carrier battle group comprising most of the aircraft carriers and carrier air groups