This version of FM 3-39 aligns with FM 3-0 and describes how military police units are manned, equipped, and trained to enable the Army's ability to conduct prompt and sustained land combat to defeat enemy ground forces and seize, occupy,…Current208 pagesSmall Unit Tactics
Over the past two decades, Army information operations (IO) has gone through a number of doctrinal evolutions, explained, in part, by the rapidly changing nature of information, its flow, processing, dissemination, impact and, in…Current108 pagesOther
FM 3-81 provides doctrine for the tactical employment of the MEB in support of Army operations. The manual provides the MEB with a unity of effort and a common philosophy, language, and purpose. As one of the multifunctional brigades of…Current188 pagesSmall Unit Tactics
FM 3-98 provides the commander and staff of Cavalry formations with doctrine relevant to Army and joint operations. This publication explains how effective reconnaissance and security operations generate depth, allow commanders reaction…Current204 pagesRecon Intel
The Army provides readily available, trained and equipped, and globally responsive forces to shape the operational environment, prevent conflict, and prevail in large-scale ground combat while consolidating gains as part of unified action.…Current460 pagesSmall Unit Tactics
FM 2-22.3 differ, the handling and treatment of sources must be accomplished in accordance with applicable law and policy. Applicable law and policy include US law; the law of war; relevant international law; relevant directives including…Current384 pagesRecon Intel
The 2006 version of FM 3-24/ MCWP 3-33.5, Counterinsurgency, filled an important doctrinal gap at a time when U.S. forces were engaged in counterinsurgency operations. This version of FM 3-24/MCWP 3-33.5 builds on that important manual.…Current202 pagesDoctrine Philosophy
Tactics are the employment, ordered arrangement, and directed actions of forces in relation to each other. Leaders select tactics that accomplish their assigned mission. Successful tactics require generating and applying combat power. This…Current480 pagesSmall Unit Tactics
FM 3-08 focuses on the essential aspects of CASEVAC within the military framework, aligning its content with the principles and strategies outlined in FM 3-0 and FM 4-02. Beyond its role in medical care, CASEVAC is a critical enabler of…Current158 pagesSmall Unit Tactics
Assured access is the desired conditions that the United States seeks to maintain in potential areas of strategic importance throughout the world. Assured access is the result of a combination of geopolitical factors that affect the United…Current232 pagesSmall Unit Tactics
While U.S. forces are among the most technologically advanced forces in the world, the need for redundancy and interoperability between joint and multinational forces requires the continued use of analog communication systems. Other…Current236 pagesFires
In today's complicated and uncertain world, it is impossible to predict the exact nature of future conflict that might involve the U.S. Army. So the Army must be ready to meet the challenges of any type of conflict, in all kinds of places,…Current368 pagesRecon Intel
30 May 2026 FM 1-02.1 v This third edition of FM 1-02.1 compiles all Army terms and definitions approved for use in Army doctrinal publications, including ADPs, FMs, and ATPs. It also includes joint and North Atlantic Treaty Organization…Current150 pagesDoctrine Philosophy
The Army Engineer Regiment has a mixture of capabilities that spans the active and reserve components to the United States Army Corps of Engineers (USACE) and Civilian corps. The regiment contains three basic categories of operating force…Current160 pagesEngineering
This publication compiles Department of Defense Military Standard (MIL-STD) 2525E approved military symbols applicable to land operations for use in U.S. Army doctrinal publications, situation maps, overlays, and annotated aerial…Current296 pagesDoctrine Philosophy
Army Aviation is the division's and corps' most maneuverable force. Army Aviation forces are uniquely capable of rapidly and simultaneously impacting the deep, close, and rear operations of multiple echelons. Army Aviation forces provide…Current164 pagesAviation
FM 3-52 Airspace Control, updates the previous 8 February 2013 version of FM 3-52 to reflect lessons learned through recent operational experience and to adapt to the joint airspace community's release of updates to JP 352, and ATP 3-52.1…Current110 pagesAviation
+Acknowledgements The copyright owners listed here have granted permission to reproduce material from their work. The Source Notes lists other sources of information. Photos developed by the U.S. Army Center for Initial Military Training…Current240 pagesLeadership Training
This version of FM 3-0 is an update to the edition published in October 2022. The manual retains the focus on large-scale combat operations and reinforces the point: all operations are multidomain operations. Since 2022, the Army learned…Current296 pagesDoctrine Philosophy
Army leaders are the competitive advantage the Army possesses that neither technology nor advanced weaponry and platforms can replace. Developing leaders is a complex and complicated undertaking because it is primarily a human…Current192 pagesLeadership Training
Intelligence drives multidomain operations and multidomain operations enable intelligence. FM 2-0 focuses on the role of intelligence during operations by Army forces and is closely nested with the operational doctrine in FM 3-0,…Current328 pagesRecon Intel
Over the last three decades, assumptions of individual domain supremacy and the break in great-power security competition drove the U.S. joint force doctrine, equipment, and readiness posture. These assumptions have evolved when faced with…Current96 pagesOther
The content of this update remains generally consistent with the 2013 publication on key topics while adopting updated terminology and concepts as necessary. Key topics include AHS, FHP, Health Service Support, ten medical functions, and…Current234 pagesMedical TCCC
In an era of strategic competition there are times where security cooperation (SC) may become the primary effort by strategic necessity—both to deter our adversaries prior to conflict, and to strengthen our allies and partners before and…Current90 pagesCBRN
This version of FM 3-27 reaffirms global MD operations as paramount to the security of the U.S. and its allies. The term global MD, as used throughout this document, implies defense against ballistic missile only; though future revisions…Current96 pagesFires
Doctrine by definition is broad in scope and involves principles, tactics, techniques, and procedures applicable to Army operations worldwide. Thus, this publication does not focus on any region or country. Nor is it intended to be a…Current108 pagesDoctrine Philosophy
As the United States Army operates in potential chemical, biological, radiological, or nuclear (CBRN) environments in the 21st century, we must account for new and emerging CBRN threats. Many peer, near-peer, and even sub-peer adversaries…Current128 pagesCBRN
The Army executes operations across multiple domains and in complex environments. One of the most complex environments is the land domain—partially due to the societal systems (detailed in JP 3-57) woven into the operational environment.…Current176 pagesOther
Command and control (C2)—the exercise of authority and direction by a properly designated commander over assigned and attached forces—is fundamental to the art and science of warfare. No single specialized military function, either by…Current224 pagesLeadership Training
Advances in civilian and military technology have changed the character of warfare and the conduct of Army and joint force operations. The dilemmas posed by the integration of new technologies into the future battlefield have changed the…Current256 pagesSustainment
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