Naval history of World War II 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, and the exhausting attrition of the Solomon Islands campaign, Japan's shipbuilding and pilot training programs were unable to keep pace in replacing their losses while the U.S. steadily increased its output in both areas. Military historian John Keegan called the Battle of Midway "the most stunning and decisive blow in the history of naval
Battle of the Eastern Solomons bombardment while covering the landing of the Japanese army troops to retake Guadalcanal and Tulagi. In response to an unanticipated land battle fought between U.S. Marines on Guadalcanal and Japanese forces on 19–20 August, the U.S. carrier task forces under Fletcher reversed towards Guadalcanal from their positions to the south on 21 August. The U.S. carriers were to support the Marines, protect Henderson Field, engage the enemy and destroy any Japanese naval forces that arrived to support Japanese troops in the land battle on Guadalcanal. Both Allied and Japanese naval forces continued to converge on 22 August and both sides