![](https://www.historynet.com/wp-content/uploads/2006/06/AHICodtalkers_1200x480.jpg)
Navajos in a U.S. Marine artillery regiment relay orders over a field radio in their native tongue. (National Archives)
National Archives
Navajos in a U.S. Marine artillery regiment relay orders over a field radio in their native tongue. (National Archives)
National Archives