UnitedStates Marine Corps ConunandandStaffCollege Marine Corps University ,p- 2076South Street Marine Corps CombatDevelopment Command Quantico, Virginia 22134-5068 MASTER OFMILITARY STUDIES TITLE: TheFalklands War April-June 1982: Operation CORPORATE - An Example of OperationalManoeuvrefrom the Sea, or a FaitAccomplifor OperationalPlanning? SUBMITTED INPARTIALFULFILLMENT OFTEEREQURIEMENTS FORTEEDEGREE OF MASTER OFMILITARYSTUDIES MAJORSIMEONL. WARD AUSTRALIANREGULAR ARMY AY2007-08 Mentor and Or31-Btifense ~~~~ber: _'~-!-B!:.:l..li,)"-,,l-""--'~"-""""(..!.L\)=~=l"--''''---- _ (j;;) Ut/IY~~ Approved: Date: -5 A:p;ut- 'ZeJflJg' DefenC~mmjltetjMemb~~Co/ ~_L_.--",O'--'-c".L..-.:.Ne~W:.-...o:::J::.......<,?,-- O.ral _ ~Lb ~ 1{. ~Z\ Approved: i1cf./,.c( iD.?a Date: .) 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THIS PAGE Same as 39 unclassified unclassified unclassified Report (SAR) Standard Form 298 (Rev. 8-98) Prescribed by ANSI Std Z39-18 Ward ii Table ofContents Page Glossary iii Disclaimer iv Executive Summary v TheFalklands WarApril-June 1982: Operation CORPORATE- An example of 1-20 Operational Manoeuvrefrom the Sea, or aFaitAccomplifor Operational Planning? Introduction 1-2 Geography andbackground 2-3 Objective ofOperation CORPORATE 3-6 British achievement ofOperational Manoeuvre from the Sea 6-16 British achievement ofShip to Objective Manoeuvre 16-17 Lessons 17-19 Conclusion 19-20 . Endnotes 21-22 Appendix 1: TheFalklandIslands 23 Appendix 2: Chronology 24-25 Appendix 3: UnitedNations CharterArticle 51 26 Appendix 4: United Nations Resolution 502 27 Appendix 5: Assessmentofthe Argentinean Operational Centre ofGravity (COG) 28 Appendix 6: AssessmentoftheBritish Operational Centre ofGravity (COG) 29 Appendix 7: BritishLandingPlans 30 Appendix 8: BritishLanding- D-Day- 21 May 1982 31 Appendix 9: Ship to ObjectiveManoeuvre (STOM) 32 Bibliography 33-35 Ward iii Glossary AO area ofoperations ASW anti-submarine warfare CAS close air support CDO Commando COG centre ofgravity C2 command and control HMS HerMajesty's Ship LSL landing ship logistic MV merchant vessel OMFTS operational manoeuvrefrom the sea RAP Royal AirForce RM Royal Marine RN Royal Navy RW rotary wing aircraft (helicopters) SAS Special AirService SBS Royal Marine Special BoatService SIGINT signals intelligence SSN nuclearpoweredsubmarine STOM ship to objectivemanoeuvre STUFT ships take up from trade UN UnitedNations Ward iv Disclaimer The opinions andconclusions expressedherein are those oftheindividual student author anddo not necessarilyrepresent the views ofthe Marine Corps Command andStaffCollege, the AustralianDefenceForce orany otherUnited States orAustralian governmental agency. References to this study shouldincludethe foregoing statement. Quotationfrom, abstractionfrom, orreproduction ofall or anypart ofthis document is permittedprovidedproper acknowledgementis made. . __ __ _ ~. ~, ~ ~ ._~ ._.~ ~_--c- Ward v ExecutiveSummary .. Title: TheFalklands WarApril-June 1982- Operation CORPORATE- AnExample of ! i Operational Manoeuvrefrom the SeaoraFaitAccomplifor OperationalPlanning? Author: MajorSimeonL. WARD, AustralianRegular Army Thesis: Operation CORPORATEcanbe seen as a classic example ofthe conductofoperational manoeuvre from the sea thatindicates the advantages ofsuch an operational designfor the conduct ofexpeditionary operations. Discussion: Operation CORPORATE, analysed within the context ofthe United States Marine Corps doctrine ofOperationalManoeuvre from the Sea, clearlyindicates the advantages gainedfor the conduct ofamphibious entry operations through adherence to the six principles ofOperational Manoeuvre from the Sea: focusing on the operational objective; using the sea as manoeuvre space; generating overwhelmingtempo andmomentum; pittingfriendly strengths againstenemy weaknesses; emphasizingintelligence, deception andflexibility; and integrating organic, joint andmultinational assets. Byhaving clearoperational objectives assignedfrom thestart ofthe campaign,·seeking to, both directly andindirectly, target and exploitArgentinean weaknesses, as well as protecttheirown weaknesses, the Britishforces deployed to the South Atlantic were able to enablethe amphibious landings at San Carlos andconductthe ground operations necessary to force the Argentinean surrender andrepossess the FalklandIslands. Conclusion: Operation CORPORATE and the wayit was conductedwas not afaitaccompli. Numerous options were developedandconsideredfor the military repossession ofBritain's sovereign territories, the FalklandIslands andSouth Georgia. Only afterAdmiralFieldhouseprovided clearoperational objectives, however, were Britishplanners able to develop asound operational plan. This operationalplan withits achievement ofall six principles ofOperational Manoeuvre from the Sea, as developedby the UnitedStates Marine Corps and articulated as theirmain warfighting principal, illustrates for amphibious forces andoperational planners the value of OperationalManoeuvrefrom the Sea andthebenefits for conducting military operations within this framework. Ward 1 "I don'tmind about you, butI'm going down there to win the war." Rear Admiral John Woodward, RN1 Introduction In response to Argentina's invasion ofthe British territories ofSouth Georgia and the FalklandIslands On 2 April 1982, GreatBritain dispatched, at shortnotice, an amphibious task group to the SouthAtlantic to reinforce the British sovereignty over andregain possession of theseislands. Designated Operation CORPORATE, therepossession ofthe islands was to be achievedby either demonstration ofintent, oractual combat. To executethis operation, Great Britain deployed anaval task group, commandedbyRear Admiral John Woodward, RN, approximately 8000miles. The force was required to operate overlonglines ofcommunication against an enemy that was able to use shortlines ofcorrvnunication to reinforce its landforces from its continental mainland. the success ofOperation CORPORATEcan be seen as the classic example ofthe conductofoperationalmanoeuvre from the seathat andclearlyindicates the advantages ofsuch an operational design for the conduct ofexpeditionary operations. Drawingupon atradition ofmaritime supremacy and strongpolitical will, andin recognition ofthe likelihood ofalanding, the Britishforces commencedplanning earlyto conductan amphibious lodgment. The problemwas not so much how to conduct alanding, but where andhow to achieve the necessaryoperational environmentto enable such an activity against aheavilyfortified andnumerically superior opponent. Britishplanners sought detailed information about the Argentinean forces arrayed against them, aboutpossible landing sites, and about what andhow the Argentineans soughtto defend the Islands. Throughthe identification of the keyArgentinean strengths, oras Clausewitz described as the centre ofgravity,2 theBritish forces developed aplanforjointmilitary action thattargeted andreduced the Argentinean -------------~---_._------ -----~ ' ---_._. --~--_._-,,---~---- Ward 2 strengths in orderto enable the conduct ofthe lodgment and, ultimately, the defeat of Argentinean forces on South Georgiaand the FalklandIslands. Itwas this analysis thatenabledthe British commanders to translate the British government's strategic objectives into an operationalplanthat wouldre-establish British sovereignty overtheFalkland and South GeorgiaIslands. The British operational plan soughtto take full advantage ofthe benefits ofoperational manoeuvre to reduce the Argentinean centre of gravity. Given thelargelymaritime nature ofthis operation, andthe restrictive landtertain ofthe FalklandIslands and South Georgia (seeAppendix 1), this operational manoeuvre neededto occurfrom the sea, which causedBritish operational planners to develop a plan thatfollowed the UnitedStates Marine Corps' (USMC) concept ofoperational manoeuvrefrom the sea (OMFTS). This paperwill apply the OMFTS principles to Operation CORPORATEin orderto determine to what extentthe Britishforces conductedthe OMFTS by examiningits six principles. It will also assess the extentto which Operation CORPORATE saw the conduct of ship to objectivemanoeuvre (STOM) as conceptualizedbythe USMC. OperationalManoeuvre from the Sea The USMC has identifiedOMFTS as the key enablerfor the conduct ofmodern amphibious entry operations, which the USMC expects to conduct as apart ofits Expeditionary ManoeuvreWarfare operational concept as outlinedinits cornerstone doctrinal publication, Marine Corps Operations.3To define the termOMFTS, itis important to understandwhat the termmanoeuvre warfare denotes. TheUSMC has definedmanoeuvre warfare as a: warfightingphilosophythat seeks to shattertheenemy's cohesionthrough a variety of rapid, focused andunexpected actions whichcreate aturbulent andrapidly deteriorating situation with which the enemycannotcope.4 In turn, the USMC has definedOMFTS as: Ward 3 applyingmanoeuvre warfare to expeditionarypowerprojectioninnaval operations as s part ofajoint ormultinational campaign. OMFTS therefore is the use ofthe maritime environmentto achieve manoeuvre and deliverashatteringblow to the enemy's cohesion through rapid andunexpected action. OMFTS' six principles enable the achievementofthis rapid andunexpected action. The six principles are: focusing on the operational objective; using the sea as manoeuvre space; generating overwhelmingtempo and momentum; pitting friendly strengths against enemy weaknesses; emphasizingintelligence, deception, andflexibility; andintegrating organic,joint, and multinational assets.6 The ObjectiveofOperationCORPORATE Thehistory ofoccupation inthe FalklandIslands and claims for sovereignty datebackto 1540, with Spain, Britain, andfinally Argentina all claiming sovereignty ofthe islands (see Appendix 2). Theoverarchingrationale forBritain to repossess the FalklandIslands andSouth Georgia was that Britain maintainedlegitimate sovereignty overthe islands and that Argentina had violatedthatsovereigntywith an act ofunprovokedaggression, which was a clearviolation ofintemationallaw.7 The invasion ofthe Falklands byArgentinaforced Britain, underPrime MinisterMargaretThatcher's leadership, to act against Argentina, to defend the sovereigntyof British territory, andto repossess theislands by declaringBritain'srightfor self-defenceunder Article 51 ofthe UN Charter (seeAppendix 3) and immediately dispatchedforces, which included submarines, to the South Atlantic inthe days immediatelypriorto the 2 April 1982 invasion.8Britainsoughtimmediate action in the UN as well, and scored adiplomatic victory on 3April 1982, when the UN passed Security CouncilResolution 502 (seeAppendix 4) thatcalled for theimmediatecessation ofhostilities and the withdrawal ofArgentinean forces from the Falklands andSouth Georgia. Argentina's promptrefusal to abide bytheresolution fortified Ward 4 Britain's claims oflegitimacyfor action.9Inactionbythe British military would havebeen seen as afailure ofThatcher's increasinglyunpopulargovernmentIO and would have had significant strategic implications for Britain as a worldpower. In 1982, the ArgentineanmilitaryjuntaofPresidentLeopoldo Galtieri seekingto create political stabilityfor his government saw the issue ofthe Falklands sovereignty as apolitical solution. Galtieri andhis seniorofficers, Navy Admiral Jorge Anaya andAirForce Brigadier- General Basilio LamiDozo, plannedthe military occupation ofthe FalklandIslands ifthe negotiations with Britain regarding the sovereignty ofthe Falklands failed to resolve the issue.11 "- However, what Martin Middlebrookcalledthe Argentinean "gamble" was the misguided belief thatBritain wouldnotconduct amilitary operation to re-capture theFalklandIslands, and that the UN and the US would not actin support ofthe Britishclaimofsovereignty.12 Throughoutthe crisis Britainmaintainedthe primacy ofa diplomatic solution and sought to use diplomatic, informational, andeconomic means to achieve diplomatic solution.13 The United States, through the efforts ofSecretaryofStateAlexanderHaig, made considerable efforts as well to resolve the crisis and seek apeaceful solution underUN auspices, but was unsuccessful. Consequently, Britishmilitaryplanners developed theiroperational planin orderto meet the British strategic goal ofregaining possession ofthe FalklandIslands and South Georgia. Admiral SirJohn Fieldhouse, the BritishCommander-in-ChiefFleet, who was the overall operational commanderofall Btitishforces deployed to the SouthAtlantic (i.e.,TaskForce 317 (TF317)), developedhis basic operationalplan andcommunicateditto his subordinate commanders on 17 April 1982. The admiral's subordinate commanders included: RearAdmiralWoodward, CommanderTaskUnit 318.1-the "Carrier" group