"United States Marines in World War II" is a thoroughly written history of Marines' military campaigns in Europe, Africa and the Pacific during the Second World War. Marines played a central role in the Pacific War, along with the U.S. Army. The battles of Guadalcanal, Bougainville, Tarawa, Guam, Tinian, Cape Gloucester, Saipan, Peleliu, Iwo Jima, and Okinawa saw fierce fighting between Marines and the Imperial Japanese Army. By the end of the war, the Corps expanded from two brigades to six divisions, five air wings and supporting troops, totaling about 485,000 Marines. In addition, 20 defense battalions and a parachute battalion were raised. Nearly 87,000 Marines were casualties during World War II, and 82 were awarded the Medal of Honor. Contents: Origin of the Marine Corps The Marine Corps on the Eve of War Marines Defending American Soil Pearl Harbor Battle of Wake Island Marines Campaign in Europe and Africa Europe and North Africa Defense of Iceland Marines Campaign in the Pacific Rim Defense of the Philippines Solomon Islands Campaign Guadalcanal Campaign Marshall Islands Campaign Battle of Tarawa Battle of Cape Gloucester Battle of Saipan Battle of Guam Battle of Peleliu Battle of Tinian Liberation of the Philippines Marines Campaign in Japan Battle of Iwo Jima Battle of Okinawa Occupation of Japan