Invasion of Iwo Jima
Navy Construction Batallion 133 accompanied the Marine invasion force when the assault on Iwo Jima began on February 19, 1945. The Japanese held their first line of defense, delivering fire from their guns high on Mount Suribachi. The entire beach was covered by mortar, artillery and machine-gun fire from the surrounding hills. ... Seabees were in a precarious position, but they took the severe pounding delivered by the enemy and carried on the job of establishing and operating supply lines to the Marines.