This training circular provides all Soldiers the doctrinal basis for the Warrior Ethos, Warrior Tasks, and other combat-critical tasks. It also updates weapon, equipment, and munitions information. This FM is not intended to serve as a stand-alone publication. It should be used with other Army publications that contain more in-depth information. The target audience for this publication includes individual Soldiers and noncommissioned officers throughout the Army. This book applies to the Active Army, the Army National Guard (ARNG)/National Guard of the United States (ARNGUS), and the U.S. Army Reserve (USAR) unless otherwise stated. The proponent for this publication is the U.S. Army Training and Doctrine Command (TRADOC).