sentences:  He acknowledged the supreme rule of Byzantine Emperor Basil I.In 879, the Pope ask for help from prince Zdeslav for an armed escort for his delegates across southern Dalmatia and Zahumlje, but on early May 879, Zdeslav was killed near Knin in an uprising led by Branimir, a relative of Domagoj, instigated by the Roman Pope fearing Byzantine power.Branimir's (879–892) own actions were approved from the Holy See to bring the Croats further away from the influence of Byzantium and closer to Rome.