ThePsiCor sandPresidentClark,whosegovernmenthasdiscoveredShadowvesselsburiedinEarth’ssolarsystem,begintoharnessthevessels’advancedtechnology.TheClarkadministrationcontinuestobecomeincreasinglyxeno hobicandtotalitarian,andusesamilitaryincidentasanexcusetodeclaremartiallaw.Thistriggersawarofinde endenceonMars,whichhadlonghadastrained oliticalrelationshi withEarth.Babylon5alsodeclaresinde endencefromEarth,alongwithseveralotheroutlyingEarthAlliancecolonies.Inres onse,theEarthAllianceattem tstoretakeBabylon5byforce,butwiththeaidoftheMinbari,whohavealliedwiththestationagainstthegrowingShadowthreat,theattackisre elled.BecomingconcernedovertheShadows’growinginfluenceamongsthis eo le,CentauriambassadorLondoMollariattem tstosevertieswiththem.Mr.Morden,theShadows’humanre resentative,trickshimintorestoringthe artnershi byengineeringthemurderofMollari’smistresswhile uttingtheblameonarivalCentauriHouse.O enwarfarebreaksoutbetweentheShadowsandtheallianceledbyBabylon5andtheMinbari.Itislearnedthatgeneticmani ulationbytheVorlonsisthesourceofhumantele athy,asitislaterdiscoveredthatShadowshi sarevulnerabletotele athicattacks.Dis leasedattheVorlons’lackofdirectactionagainsttheShadows,Ca tainJohnSheridanbrowbeatsVorlonambassadorKoshNaranekintolaunchinganattackagainsttheirmutualenemy.Kosh’sdeedsleadtohissubsequentassassinationbytheShadows.FormerstationcommanderJeffreySinclairreturnstoBabylon5toenlisttheaidofCa tainSheridan,Delenn,IvanovaandMarcusinstealingtheBabylon4s acestationandsendingit1,000yearsbackintimetouseitasabaseofo erationsagainsttheShadowsinthe reviousMinbari-Shadowwar.UndergoingthesametransformationasDelennattheendofSeason1,SinclairtransformsintoaMinbariandissubsequentlyrevealedtobetheactualValenofMinbarilegend,ratherthanareincarnation.S urredbytherea earanceofhisassumed-deadwife(whonowworksfortheShadows),SheridantravelstoZ’ha’dum,theShadowhomeworld,inanattem tbythemtorecruithim.Howeverheinsteaddestroystheirlargestcityinakamikazenuclearattack,andislastseenjum ingintoamiles-dee ittoesca etheex losion.Garibaldi,duringafightwithShadowvessels,goesmissing