Volume 8 covers five of the most eventful months of the Pacific war. From the end of the Marshall Islands campaign to the recovery of Guam, Morison author details the actions of the entire Pacific Fleet. Particular emphasis is given to the greatest carrier action of all time, the battle of the Philippine Sea, a naval action equal to Midway in tactical interest which was decisive in the outcome of the war. He also covers the bitterly contested Marianas Operation, giving credit to the flexibility and fortitude of U.S. forces.