This training circular is meant to be a reference for subjects in which all Soldiers must maintain proficiency, regardless of rank, component, or military occupational specialty (MOS). It condenses information from Army Doctrine Publications (ADPs), Army Doctrine Reference Publications (ADRPs), Field Manuals (FMs), Training Circulars (TCs), Army Regulations (ARs), and other Army publication sources. It addresses general subjects and is not all-inclusive or intended as a stand-alone document. This guide offers Soldiers a ready reference on many subjects. The Soldier's Guide describes the Army Values, Army Ethic, the fundamental obligations of a Soldier and the basics of leadership. The principal audience for TC 7-21.13 is all Soldiers of the Army Profession, but primarily those from ranks of PVT thru SPC. TC 7-21.13 applies to the Active Army, Army National Guard (ARNG), United States Army Reserve (USAR), and Army civilians unless otherwise stated.