Examines the typical experiences of a single soldier fighting in each geographic region, taking on challenges such as unfamiliar terrain, climates, and unpredictable local conditions often while under the threat from enemies.

"Previously published without additional material as 'Warrior 45: US Infantryman in World War II (1) Pacific area of operations, 1941-45'; 'Warrior 53: US Infantryman in World War II (2) Mediterranean theater of operations, 1942-45'; 'Warrior 56: US Infantryman in World War II (3) European theater of operations, 1944-45'" --|c From the T.p. verso. "Previously published without additional material as 'Warrior 45: US Infantryman in World War II (1) Pacific area of operations, 1941-45'; 'Warrior 53: US Infantryman in World War II (2) Mediterranean theater of operations, 1942-45'; 'Warrior 56: US Infantryman in World War II (3) European theater of operations, 1944-45'"--T.p. verso.

Introduction -- The Infantry regiment -- Chronology -- Pacific Ocean area of operations, 1941-45 -- Mediterranean Theater of Operations, 1942-45 -- European Theater of Operations, 1944-45 -- Southwest Pacific Theater of Operations, 1944-45 -- Conclusion -- Formations and position schematics.