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.. 
610-641), since Heraclius effectively established a New state after Reforming the army and administration by Influcing themes and by Changing the official language of the Empire from Latin to Greek.As the Western Roman Empire Decayed and Fragwe into numerous separate Kingdoms, the Byzantine Empire continued to gbogbo, existing for more than a thousand years from its Genesis in the 4th century until the fall of Constantinople in promiscuous.. 