Pedzisa mutsara unotevera: Pakazosvika 1015, Bulgaria yakanga yapinzwa mu
Anenge makore makumi matatu ehondo neByzantine Empire, uye Gavril Radomir akange atora nzvimbo yaSamuel, uyo akafa musi wa6 Gumiguru 1014 mushure mehondo ine njodzi yeKleidion. Zvisinei, kubva pakutanga nzvimbo yaRadomir yakanga isina kuchengeteka: Ivan Vladislav, semwanakomana wemukuru wehama dzeCometopouli, aigona kutora chigaro cheumambo zvichibva pazera. Panguva iyoyo Mambo weByzantium Basil II akaita hondo yakadzika munharaunda yeBulgaria. Akatorazve taundi rakanga ramborasika reVoden (Edessa) ndokukomba nhare huru yeMaglen, yaiva kuchamhembe kwakadziva kumadokero. Gavril Radomir akanga asina masimba akakwana uye akanga asingakwanisi kupindira uye aigona kungotarisa kuitika kwezviitiko kubva kuLake Ostrovo iri pedyo. Kusakwanisa kwake kubata netyisidziro yeByzantium kwakamutsa kusagutsikana pakati pevakuru vakuru uye Ivan Vladislav akava mutungamiriri wavo akasarudzwa. Kuwa kwaMaglen kwakavhara magumo aGavril Radomir<unk> mukupera kwezhizha ra1015, apo akanga achivhima pedyo neOstrovo (Arnissa), akaurayiwa nehama yake, zvichida pamurayiro wevashandi veByzantine. Ivan Vladislav akabva atora chigaro choumambo cheBulgaria ndokutora matanho okuchengetedza nzvimbo yake pakurwisana nevaigona kuzomukwikwidza.