==Viața==
The date of Data nașterii lui Boris' birth is unknowneste necunoscută. His fatherTatăl său, [[w:Presian I of Bulgariaal Bulgariei|Presian I]], was the Khan of Bulgariaa fost han al Bulgariei, un tărâm ce s-a realm that had expanded during the prior centuries in the northeastern Balkansextins în timpul secolelor anterioare în Balcanii de nord-est. This, Boris inherited in a l-a succedat pe tatăl său în 852. Populated by Populat de proto-Bulgarians together with Slavic tribesbulgari, the population of the realm consisted of precum și de triburi slave, populația ținutului era constituită din diverse religionsreligii, ethnicities, and languages that etnii și limbi pe care Boris looked to unify by the introduction of a common and compulsory religion for all his subjects as one of the preconditions for the formation of a united statevrut să le unifice prin introducerea unei religii comune și obligatorii pentru toți supușii săi ca una dintre precondițiile pentru formarea unui stat unit.
The development of the [[w:First_Bulgarian_Empire|Bulgarian Empire]] took place against the Frankish realms in the west and that of the Eastern Romans in the southeast. In addition to the resultant warfare and alliances among the forces, a rivalry developed between Rome and Constantinople for [[jurisdiction]] in the Bulgarian empire as Boris was choosing the Christianity that he would bring to his people. As Khan Boris was leaning toward Rome, emperor [[Michael III the Amorian|Michael]] of Constantinople invaded Bulgaria. Receiving news of the invasion, Boris began negotiations for peace. The one demand by Michael was that Boris accept Christianity from Constantinople rather than Rome. In return, some lands in Macedonia were return to Boris.
