Radio Talk Navajo Code Talkers Marine Corps Cpl. Henry Bake Jr. and Pfc. George H. Kirk use a portable radio near enemy lines to communicate with fellow Marines in December 1943. The Navajo language proved to be an unbreakable military code that assisted Navy and Marine operations in the Pacific during World War II. SHARE: Download: Full Size (0.17 MB) Tags: Veterans, Veterans day Credit: National Archives photo VIRIN: 171023-D-ZZ999-506.JPG Photo Gallery