Borg CollectiveBorg CollectiveBreen ConfederacyCardassian UnionCardassian Obsidian OrderCardassian GuardCardassian First OrderCardassian Fourth OrderFerengi AllianceKlingon EmpireKlingon EmpireKlingon EmpireKlingon EmpireKlingon EmpireKlingon EmpireKlingon EmpireKlingon Defense Force, ca. 2275Klingon Defense Force, ca. 2285Klingon Defense Force, ca. 2374Klingon Intelligence AgencyKlingon Empire, House of GorkonKlingon Empire, House of GorkonHouse of K’mpecHouse of GrilkaHouse of GrilkaHouse of GowronHouse of MartokHouse of MoghRomulan Star Empire, ca. 2260Romulan Star Empire, ca. 2270Romulan Star Empire, ca. 2370Romulan Star Empire, StandardRomulan Star Empire (ca. 2379)Romulan Star Empire, Praetorian SealRomulan Star Empire, Tal ShiarDominionTerran Empire (Mirror Universe, ca. 2155)Terran Empire (Mirror Universe, ca. 2268)Terran Empire (Mirror Universe, ca. 2268)Klingon-Cardassian Alliance (Mirror Universe)