This United States Army publication, Field Manual FM 1-0 Human Resources Support August 2021, provides the fundamentals, principles, and concepts of Army human resources (HR) support doctrine. This publication applies to HR in support of the range of military operations and is nested with Army Doctrine Publication (ADP) 3-0, Operations, ADP 4-0, Sustainment, FM 3-0, Operations, and FM 4-0, Sustainment Operations. FM 1-0 is the Army's primary source of doctrine for HR support.
The principal audience for FM 1-0 is all Army Soldiers and civilians who provide HR support as well as those members of the Army profession who depend on and receive that support. Commanders and staffs of Army headquarters (HQ) should also refer to applicable joint or multinational doctrine concerning support to joint or multinational forces. Trainers and educators throughout the Army will also use this publication.