Includes bibliographical references and index.

"Skilled assassins and saboteurs have undermined the most powerful armies with secret tactics and weapons. Slip in among them to see -- Aztec eagle scouts infiltrating the Spanish conquistadores -- ghostly Japanese ninja poised to attack samurai -- shadowy Mamluks closing in on a Mongolian encampment. Energetic, lifelike illustrations capture ten stealthy warriors from different times and places on their dangerous missions. See how they developed their abilities to surprise their enemies"--Back cover.

Ages 8-12.