This field manual establishes doctrine (fundamental principles) for tactical counterinsurgency (COIN) operations at the company, battalion, and brigade level. It is based on lessons learned from historic counterinsurgencies and current operations. This manual continues the efforts of FM 3-24, Counterinsurgency, in combining the historic approaches to COIN with the realities of today's operational environment (OE)-an environment modified by a population explosion, urbanization, globalization, technology, the spread of religious fundamentalism, resource demand, climate change and natural...

From the Preface TC 3-21.5 This training circular provides guidance for Armywide uniformity in the conduct of drill and ceremonies. It includes methods of instructing drill, teaching techniques, individual and unit drill, manual of arms for infantry weapons, and various other aspects of basic drill instruction. This publication is designed for use by Soldiers of all military occupational skills, to include the new Soldier in the initial entry training environment. Since all situations or eventualities pertaining to drill and ceremonies cannot be foreseen, commanders may find it necessary to...

This publication guides planners through the process of requesting, deploying, and employing the unique, highly specialized, and mission enhancing expertise of multi-Service TECHINT teams. It is designed for planners at all levels and defines methods to ensure TECHINT capabilities are fully integrated and utilized to the maximum extent possible to provide captured enemy equipment identification, assessment, collection, exploitation, and evacuation in support of national technical intelligence requirements. This publication: Supplements established doctrine and tactics, techniques and...