The battle of Iwo Jima took place from February to March in 1945 and was one of the bloodiest battles for the U.S. during World War II. Over 25,000 American troops lost their lives or were wounded during this bloodbath. Look inside for raw video of this key combat engagement between the United States and the Empire of Japan. An amazing 27 Medals of Honor were awarded to members of the United States Marines (22) and Navy (5).