Pedzisa mutsara unotevera: Kune rumwe rutivi, munyori wenhau dzakaitika M. A. Shaban anoona mushandirapamwe wacho se "kubudirira kwakaganhurirwa" zvakanakisisa, uye anotsoropodza "pfungwa imwe" yaHaruni kune vaByzantine se "kuedza kusina kururama zvachose". Sekureva kwaShabani, kwete chete kuti maByzantine aive asina kugona chaiko (kana chinangwa) chekutyisidzira zvakanyanya Caliphate, asi kuronga kwaHaruni kwakatungamira mukuyerera kwevarwi vekumabvazuva kubva kuKhurasan, izvo zvakapesana neyakajairwa maSyria-maIraqi mauto emauto uye zvakagadzira kutsemuka kwakakonzera kuwanda kwevanhu.
Fitna yechina, hondo yevagari vemo yeAbbasid yakatanga pashure porufu rwaHaruni. Kurwisana uku, pakati pevanakomana vaHaruni al-Amin () naal-Ma'mun () kwaireva kuti Abbasid Caliphate yakanga isingakwanisi kushandisa shanduko dzeByzantine muBalkans. Zvechokwadi, hondo ya806 nokurwisa kusingabatsiri kwa807 zvinoratidza hondo huru dzokupedzisira, dzakarongwa nechepakati, dzevaAbbasid kurwisa Byzantium kwemakore anopfuura makumi maviri. Kurwisa kwakasarudzika uye kurwisa kwakapfuurira panyika pamwe chete negungwa, uye, pasina maAbbasi, vatungamiriri vechiMuslim vemuno vakakunda Krete ndokutanga kukunda kweSicily muma820. Kunyange zvakadaro, mashandiro makuru pamuganhu wepasi kumabvazuva kweAsia Minor pakati pemadzimambo maviri akatangazve chete mushure mekupinda muhushe kwaMambo Theophilos (), uyo kusangana kwake nevakuru veAl-Ma'mun naAl-Mu'tasim () kwakaguma nekupinda kukuru naAl-Ma'mun muna 830-833, uye Sack yeAmorium naAl-Mu'tasim muna 838.