<prompt> Bhala okuqhubekayo kwalesi sigaba - Amazwe asentshonalanga yoMfula i-Iskar ahlala ekhululekile futhi amaBulgaria akwazi ukuhlangana kabusha eholwa abazalwane abane baseCometopuli. Ngo - 976, omncane kunabo bonke, uSamuel, wagxilisa wonke amandla ezandleni zakhe ngemva kokufa kwabafowabo abadala. Lapho ngo-976 indlalifa eyilungele isihlalo sobukhosi, umfowabo kaBoris II, uRoman r.971997, ebaleka ekuthunjweni eConstantinople, wahlonishwa njengoMbusi nguSamuel, owaqhubeka eyinduna enkulu yebutho laseBulgaria. Ukuthula kwakungenakwenzeka; ngenxa yokuphela okungokomfanekiso koMbuso WaseBulgaria kulandela ukuhlehla kukaBoris II, uRoman, futhi kamuva uSamuel, wayebhekwa njengezihlubuki futhi uMbusi WaseByzantium wayebophezelekile ukuphoqelela ubukhosi bobukhosi phezu kwabo. Lokhu kwaholela eminyakeni engaphezu kwengu - 40 yempi eyayinzima ngokwengeziwe. Njengomkhuzi wamabutho onekhono nosopolitiki omuhle, ekuqaleni uSamuel wakwazi ukuguqula inhlanhla yamaBulgaria. Umbusi omusha waseByzantium uBasil II wanqotshwa ngokuphelele eMpini Yamasango kaTrajan  <response>: ngo-986 futhi waphunyuka ngokuphila kwakhe. Imbongi yaseByzantium uJohn Geometres yabhala ngalokhu kunqotshwa: 