<prompt> Pedzisa mutsara unotevera: Nyika dziri kumadokero kweRwizi Iskar dzakaramba dzakasununguka uye vaBulgaria vakakwanisa kuunganidzazve vachitungamirirwa nehama ina dzeCometopuli. Pakazosvika 976, muduku wavo, Samuel, akaisa simba rose mumaoko ake pashure porufu rwevakoma vake vakuru. Apo muna 976 mugari wenhaka wechokwadi pachigaro choumambo, munununa waBoris II Roman r.971997, akatiza kutapwa muConstantinople, akazivikanwa saMambo naSamuel, uyo akaramba ari mukuru mukuru wemauto eBulgaria. Rugare rwakanga rusingabviri; somugumisiro wokuguma kwechiratidzo kwoUmambo hweBulgaria pashure pokurega kwaBoris II, Roman, uye gare gare Samuel, vakaonekwa sevapanduki uye Mambo weByzantium aifanira kumanikidza umambo hweumambo pamusoro pavo. Ikoku kwakatungamirira kumakore anopfuura 40 ehondo inopfuurira kuva yakakasharara. Mukuru mukuru ane unyanzvi uye wezvematongerwe enyika akanaka, pakutanga Samueri akakwanisa kuita kuti vaBulgaria vakunde. Mambo mutsva weByzantium Basil II akakundwa zvine mutsindo mu  <response>: Hondo yeGates of Trajan muna 986 uye akapukunyuka noupenyu hwake. Mudetembi weByzantium John Geometres akanyora nezvokukundwa kwacho: 