In World War II, a group of US Marines deployed the only military code known in modern history never to be cracked by the enemy. It proved key to US successes in various battles, helping the United States and the Allies to win the war. And it was all thanks to a native language—Navajo.
Why Navajo?
After the Japanese attacked Pearl Harbor in Hawaii in December 1941, the US Marines decided they needed a new code to protect their battle communications. They wanted one that the expert