In the heat of battle at Iwo Jima, six Navajo Code Talkers sent over 800 flawless messages in 48 hours. Their unbreakable code served as a secret weapon in the Pacific during World War II. Philip Johnston, who had grown up on a Navajo reservation, suggested using the language for coded communication. In 1942, the military recruited 29 Navajo men to develop the system, assigning words like hummingbird to fighter plane and turtle to tank. Their rapid and secure transmissions proved critical to the