The Theme of Bosporos According to Sigillography

In 1895 G. Schlumberger published the seal of Arkadios, protospatharios and strategos Bosporos. 2008, I. Jordanov second find similar found in Preslav. The Bosporos appeared Taktikon 975, by N. Oikonomides. According to written sources, Preslav was conquered Byzantium 971 remained under its control as long 986. Byzantine historian Leo Deacon, during negotiations with Prince Sviatoslav 971, Emperor John I Tzimiskes demanded that Kiev “should take pay promised emperor Nikephoros <…> should return his own territory Cimmerian Bosporos.” This way, establishment theme a consequence appearance Rus’, before on shores Straits Bosporos, where so-called Tmutorokan Principality occurred later period. question existed for short time. Leo, imperial spatharios tourmarches Gothia, discovered area study. this originates from Chersonese. Leo’s indicates changes structure administration Taurica 970s.