Marching Orders: The Untold Story of How the American Breaking of the Japanese Secret Codes Led to the Defeat of Nazi Germany and Japan

by Bruce Lee

Meanwhile, the Japanese decrypts also tell the Americans that certain American codes are no longer secure.3 Allied code breakers breathe a sigh of relief. The new Japanese codes can be handled. The insecure American codes can be rectified. On June 1, American analysts decide that “the Japanese to a remarkable degree are assuming the leadership of the Axis powers in the initiation and formation of joint policies. This is