ni akoole ninu ISO 3166-2, apa opagun ISO 3166 ti International Organization for Standardization (ISO) tejadesiwe to setumo awon amioro fun oruko awon ipinsabe koko awon orile-ede.ItokasiISO 3166.. 
Despite the evenÀpapọ̀ very of Constantinople and rẹ̀-Establish of the Empire in 1261, under the Palaologan emyanrs, Byzantium Remained only one of many rival states in the area for the final two Centuries of its exisìta.. 