The story of the Navajo Code Talkers is one of the most remarkable chapters in military history. It is the only instance in modern warfare where a spoken code was never once broken by the enemy. While other nations relied on complex machines and mathematical algorithms, the U.S. Marines relied on the living language of a sovereign people. The Strategic Crisis: The Pattern ProblemBy 1942, the Japanese military had become experts at breaking American codes. They were highly skilled at "cryptanaly