 Nyorera kupfuurira kweiyi ndima - Vamiriri veRussia vaiziva kuti Bulgaria yaisazogara mukati memiganhu iyi kwenguva yakareba runyararo rweSan Stefano rwakadaidzwa kuti kuronga nemaRussia pachawo. Musangano weBerlinkwakatanga uye kwakaguma neChibvumirano cheBerlin icho chakagadzira nyika yechiBulgaria iri munyika dziri pakati peBalkan neDanube. Nzvimbo iri pakati peMakomo eBalkan neMakomo eRila neRhodope yakava dunhu rakazvimiririra reOttoman rainzi Eastern Rumelia. Kuparadzaniswa kwokumaodzanyemba kweBulgaria kunharaunda yakasiyana yehurumende kwakanga kuri vimbiso mukurwisana nokutya kwakaratidzwa neGreat Britain neAustria-Hungary kuti Bulgaria yaizowana nzira yokuenda kuGungwa reAegean, izvo zvaireva kuti Russia yakanga yava pedyo neMediterranean. 