A relationship between two political entities - the Golden Horde and the Commune of caffa in the 6o's-8o's of the 14th century is discussed in this article. The authors examine the emergence of powerfiui fortifications on the Black Sea coast and the transformation of the town landscape which had been influenced by the conflict between these states. The military conflict called the Solkhat's war resulted in the victory of Genoa Republic. The Golden Horde lost its coastal territory of Southern Crimea. A system of towns, villages and fortresses was created in subordination to the town of affa. The lands of the peninsula which belonged to Golden Horde and Byzantine were cut offfrom the harbours and, as a consequence, from receiving large incomes on sea trade. The last one became a monopoly of Genoa
