CHAPTER ICONCEPT OF AMPHIBIOUS OPERATIONS“A landing on a <strong>for</strong>eign coast in the face of hostile troops has always beenone of the most difficult operations of war.”Captain Sir Basil H. Liddell Hart1. Generala. An amphibious operation is a militaryoperation launched from the sea by anamphibious <strong>for</strong>ce, embarked in ships or craftwith the primary purpose of introducing alanding <strong>for</strong>ce (LF) ashore to accomplish theassigned mission. Types of amphibiousoperations include assaults, withdrawals,demonstrations, raids, and other amphibiousoperations in a permissive, uncertain, orhostile environment.b. An amphibious <strong>for</strong>ce conductsamphibious operations. An amphibious<strong>for</strong>ce is defined as an amphibious task <strong>for</strong>ce(ATF) and an LF, together with other <strong>for</strong>cesthat are trained, organized, and equipped <strong>for</strong>amphibious operations.• An ATF is defined as a Navy taskorganization <strong>for</strong>med to conductamphibious operations.• An LF is defined as a Marine Corps orArmy task organization <strong>for</strong>med toconduct amphibious operations.c. The terms “commander, amphibious task<strong>for</strong>ce” (CATF) and “commander, landing<strong>for</strong>ce” (CLF) are used throughout thispublication solely to clarify the doctrinalduties and responsibilities of thesecommanders. In operations and exercises,amphibious commanders are referred to byeither their operational command titles (i.e.,Commanding General, 2d MarineExpeditionary Brigade (CG2d MEB),Commander, <strong>Amphibious</strong> Group TWO (CPG2)) or assigned task <strong>for</strong>ce designators (i.e.,Combined Task Force (CTF) 62.1), not by theterms “CATF” or “CLF.” The terms “CATF”and “CLF” do not connote titles or commandrelationships.Refer to Chapter II, “Command andControl,” <strong>for</strong> in<strong>for</strong>mation on amphibiouscommand relationships.d. <strong>Amphibious</strong> operations apply maneuverprinciples to expeditionary power projectionin joint and multinational operations.Maneuver is used to destroy or seriouslydisrupt the enemy’s cohesion through a varietyof rapid, focused, and unexpected actions thatcreate a turbulent and rapidly deterioratingsituation with which the enemy cannot cope.• The goal of maneuver is theapplication of strength against selectedenemy weakness. Maneuver relies onspeed and surprise to gain not onlypositional advantage, but to also generatea faster operational tempo than the enemyto gain a temporal advantage.• <strong>Amphibious</strong> operations seek to exploitthe element of surprise and capitalize onenemy weakness by projecting andapplying combat power precisely at themost advantageous location and time.<strong>Amphibious</strong> <strong>for</strong>ces provide the joint<strong>for</strong>ce commander (JFC) with a balanced,mobile <strong>for</strong>ce flexible enough to providethe required capability at the right timeand place with sufficient endurance toaccomplish the mission.e. The threat of amphibious operationsalone may be sufficient to induce enemies toI-1
Chapter Iconcentrate <strong>for</strong>ces and make them susceptibleto fires, or disperse <strong>for</strong>ces and make themsusceptible to destruction. The enemy cannever be certain that its response to theamphibious threat will be effective; thusuncertainties are induced into the enemy’sdecision making process that can be exploitedin a number of ways.2. Applications<strong>Amphibious</strong> operations can be used inmany ways to support the JFC’s campaign oroperation plan. Conducted alone, or inconjunction with other military operations,they can be designed to:a. Achieve campaign objectives in oneswift stroke by capitalizing on surprise andsimultaneous execution of supportingoperations to strike directly at enemy criticalvulnerabilities and decisive points in order todefeat operational or tactical centers of gravity(COGs).b. Comprise the initial phase of acampaign or major operation where theobjective is to establish a military lodgmentto support subsequent phases.c. Serve as a supporting operation in acampaign in order to deny use of an area orfacilities to the enemy, or to fix enemy <strong>for</strong>cesand attention in support of other combatoperations.d. Support military operations otherthan war (MOOTW) in order to deter war,resolve conflict, promote peace and stability,and support civil authorities in response todomestic crises.3. Types of <strong>Amphibious</strong><strong>Operations</strong><strong>Amphibious</strong> operations can take placeacross the range of military operations, fromoperations other than war to a major theaterI-2war. They can generally be broken down intofive major types: assaults, withdrawals,demonstrations, raids, and other amphibiousoperations.a. <strong>Amphibious</strong> Assault. An amphibiousassault involves the establishment of an LFon a hostile or potentially hostile shore. Theorganic capabilities of amphibious <strong>for</strong>ces,including fire support, logistics, and mobility,allow the United States to gain access to acrisis area by <strong>for</strong>cible entry. Forcible entryoperations can be accomplished throughamphibious operations, airborne operations,air assault operations, or a combination of anyor all of these <strong>for</strong>cible entry techniques. Ifthe JFC’s decision is to use a combinationof <strong>for</strong>cible entry techniques to seize alodgment, the JFC must further decide,based on maritime factors and mission,enemy, terrain and weather, troops andsupport available, time available analysis,whether to conduct the <strong>for</strong>cible entries asconcurrent or integrated. Concurrent<strong>for</strong>cible entry operations occur when acombination of amphibious, airborne, and/or air assault <strong>for</strong>cible entry operations areconducted simultaneously, but as distinctoperations with separate operational areasand objectives. Integrated <strong>for</strong>cible entryoperations result when amphibious, airborne,and/or air assault <strong>for</strong>cible entries are conductedsimultaneously within the same operationalarea and with objectives that are mutuallysupporting.Refer to <strong>Joint</strong> Publication (JP) 3-18, <strong>Joint</strong><strong>Doctrine</strong> <strong>for</strong> Forcible Entry <strong>Operations</strong>, <strong>for</strong>more in<strong>for</strong>mation.b. An amphibious withdrawal is theextraction of <strong>for</strong>ces by sea in ships or craftfrom a hostile or potentially hostile shore.c. An amphibious demonstration is ashow of <strong>for</strong>ce conducted to deceive with theexpectation of deluding the enemy into acourse of action (COA) unfavorable to it.JP 3-02
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Chapter VIIICONTENTS OF THE HEALTHS
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Chapter VIIIBeach Group, and Marine
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Chapter IXMinefields and obstacles
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GlossaryDASCDCAD-dayDZEAEMCONEPWEWF
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GlossaryVLZVSWVTOLvertical landing
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