Ramba uchinyora ndima iyi - Johani angangodaro aiva wedzinza revakuru vakuru, asi dzimwe hama dzake hadzina kuzivikanwa. Akanga akadzidza zvikuru uye akashanda muuto reByzantium asati aenda pamudyandigere somufundisi. Basa rake rakafukidza kutonga kunofadza kwaNikephoros II Phokas (r. 963<unk>969), John I Tzimiskes (r. 969<unk>976) uye makore okutanga aBasilio II (r. 976<unk>1025). Somugumisiro, nhetembo dzake dzakazara nenongedzero kuhondo dzenguva iyoyo dzeByzantium navaBulgaria
uye Rus', pamwe chete nokupandukira kwaBardas Skleros naBardas Phokas. Pakati pavatongi veByzantium, iye anosarudza Nikephoros II Phokas nokuda kworumbidzo chaiyo, nepo achishora muurayi wake nomutsivi John Tzimiskes. Akanga amboratidzwa zvisiri izvo nomumwe Johane, Bhishopi weMelitene.