The wars between the Persians and the Byzantines on the sharing of the Erzen region from the beginning of the century continued until the end of the century. It was during this period that the Byzantines built a number of defensive fortresses in the triangle of Sason, Kozluk and Bitlis in order to eliminate the counterattacks. 18 km from the district of Kozluk. north of the village of Yanıkkaya (Rabat) Rabat Castle is one of them.