“Code talkers” were Native American soldiers in the US military who transmitted secret messages using codes based on their native languages. Though code talking was used as early as World War I, it is chiefly associated with Navajo language speakers in the Pacific Theater of World War II. The Navajo code baffled the Japanese, and, according to military officers, was key to the American victory in the Battle of Iwo Jima. What was it about this “code” that made it so difficult to crack? Discuss