In the heat of battle, knowledge is power. Messages must be sent and received quickly, accurately and if you plan on winning, they need to be encoded. October 1918 (World War I) France - Native American men from Oklahoma...

On the morning of May 4, 1942, twenty nine Navajo men boarded a bus at Ft. Defiance, Arizona bound for Marine Corps training camp. These men were tasked with creating a code based on the complex, unwritten Navajo...

Juan Pujol García, a pacifist who became a crucial double agent during WWII, deceived Nazi Germany and aided the D-Day invasion.

Oleg Penkovsky, a Soviet spy who switched allegiances to the West during the Cold War, helped to avert nuclear war during the Cuban Missile Crisis.

The WWII 23rd Headquarters Special Troops – otherwise known as the Ghost Army – was a top secret tactical deception unit deployed by the US Army during the Second World War to fool the enemy by any means necessary.