Pedzisa mutsara unotevera: Panguva yokuparadzana kwokupedzisira (1054) chikamu chikuru chokumaodzanyemba kweItaly chakanga chichiri pasi pokutonga kweByzantium uye chakanga chakarongwa seCatepanate yeItaly. Kwemazana emakore, upenyu hwechechi munharaunda dzeByzantium dzeItaly hwakanga huchikura pasi pesimba rakapetwa rengano dzechiLatin nedzeByzantium. Mukati mezana ramakore rechi 11, machechi echiLatin muByzantine Italy akanga achiri kusashandisa Tsika yeNicaea (Filioque) uye akanga ari mumubatanidzwa wakakwana neEastern Orthodoxy. Mukati mehondo dzeByzantine-Norman, Umambo hweByzantine pakupedzisira hwakarasikirwa nenzvimbo dzayo dzokupedzisira kuMadokero. Kukunda kwevaNorman kumaodzanyemba kweItaly kwakapedzwa ne
Kukundwa kweBari muna 1071.