Intervention in terms of international law, is the termfor the use of force by one country or sovereign state in theinternalorexternalaffairsofanother.Inmostcases,interventionisconsideredtobeanunlawful.Oppenheim(1992)definesinterventionasaforcibleordictorialinterference by a State in the affairs of another State calculatedtoimposecertainconductorconsequencesonthatotherState.ThemilitaryinterventionbyECOWAShasnotbeentotally successful in quelling conflicts, crisis of regime changeand political succession and military intervention into politics intheWestAfricansub-regionandtheAfricagenerally.Interventioncanbedonebyvariousmeans,e.g.military,subversive,economic,ordiplomatic.Thelatestoftheseconflicts in the sub-region which ECOWAS has intervened areMaliandGuineaBissauin2012.Theobjectivehasbeentorestore democracy by forcing the military back to the barracksorrestrictingittotheconstitutionalroleofprotectingtheterritorialintegrityfrominternalinsurrectionandexternalaggression. But the root causes of military intervention intopolitics and crisis of regime change or political succession areyet to be adequately addressed by the ECOWAS, for example,issues of legitimacy crisis, poor governance, bad leadership,political leadership failure, political corruption, electoral crisisandpoliticalviolencehavebeenlargelyleftunattendedorignored. The political conditions in most of the countries in thesub-region and indeed Africa as a whole are not democracyfriendlyorunsuitablefordemocratizationandflourishingofdemocracy or demilitarization (Aning and Bah, 2010; Sperling,2011).MostscholarslikeNowrotandSchabacker(1998)focus on the legality of ECOWAS intervention while the likes ofOlonisakan(2010)concentratesontheeff