Baku, May 8, AZERTAC “We are bound together by relations based on traditional friendship, understanding, and mutual trust. We conduct a high-level political-strategic dialogue,” President of Bulgaria Rumen Radev said in a joint press conference with President Ilham Aliyev. He said: “Our high-level political dialogue paves the way for ensuring economic prosperity not only for our countries but also for the Caucasus and Black Sea basin, and contributes to Europe's energy security.”