OccasionalPaperTheFutureoftheNATOCorpsJackWatlingandSeanMacFarlandRoyalUnitedServicesInstituteforDefenceandSecurityStudiesTheFutureoftheNATOCorpsJackWatlingandSeanMacFarlandRUSIOccasionalPaper,January2021RoyalUnitedServicesInstituteforDefenceandSecurityStudiesiiTheFutureoftheNATOCorps190yearsofindependentthinkingondefenceandsecurityTheRoyalUnitedServicesInstitute(RUSI)istheworld’soldestandtheUK’sleadingdefenceandsecuritythinktank.Itsmissionistoinform,influenceandenhancepublicdebateonasaferandmorestableworld.RUSIisaresearch-ledinstitute,producingindependent,practicalandinnovativeanalysistoaddresstoday’scomplexchallenges.Sinceitsfoundationin1831,RUSIhasreliedonitsmemberstosupportitsactivities.Togetherwithrevenuefromresearch,publicationsandconferences,RUSIhassustaineditspoliticalindependencefor190years.TheAssociationoftheUnitedStatesArmyisaprivate,non-profiteducationalorganisationthatsupportsAmerica’sArmy–RegularArmy,ArmyNationalGuard,ArmyReserve,retiredsoldiers,governmentcivilians,woundedwarriors,veterans,concernedcitizensandfamilymembers.RoyalUnitedServicesInstituteforDefenceandSecurityStudiesWhitehallLondonSW1A2ETUnitedKingdom+44(0)2077472600www.rusi.orgRUSIisaregisteredcharity(No.210639)Theviewsexpressedinthispublicationarethoseoftheauthors,anddonotreflecttheviewsofRUSIoranyotherinstitution.Publishedin2021bytheRoyalUnitedServicesInstituteforDefenceandSecurityStudies.ThisworkislicensedunderaCreativeCommonsAttribution–Non-Commercial–No-Derivatives4.0InternationalLicence.Formoreinformation,see.RUSIOccasionalPaper,January2021.ISSN2397-0286(Online);ISSN2397-0278(Print).PrintedintheUSbyMasterPrint.ContentsExecutiveSummaryvIntroduction1I.ContextualisingtheCorpsintheFutureOperatingEnvironment7II.TheFutureCorps15TheCorpsinMulti-DomainOperations15TheCorps’RoleinMulti-DomainBattle18CorpsResponsibilities20III.ImplicationsforNATO27AChangeinMindset30RationalisingNATO’sCorpsEchelon32Conclusion35AbouttheAuthors39Execut...