One of the less studied episodes of the secular dispute between Byzantium and Sassanid Persia held by the control of the ancient East, is relative to the complex maneuvers both diplomatic and military that the two powers launched in second half of the sixth century to gain control and support two new nomadic empires emerged in the Eastern Europe and Central Asia’s steppes and mountains: the Avar empire and the rule of Western Turks Kok. Last resort, the rivalry of Byzantium and the Sassanian Persia for control of the steppes, determined not only the History of both empires, but also the Eastern Europe and Central Asia.
Soto Chica, J. (2015). Byzantium, sasanian Persia, bulgarian and avar-turkish’ dispute for the control of steppes. 557-603. Byzantion Nea Hellás, (34), Pág. 117–134. Retrieved from https://revistaestudiostributarios.uchile.cl/index.php/RBNH/article/view/38031