Khorasan historical developments in the Sassanid era based on archaeogical findings

Ancient Khorasan is based on exploration, research and archaeological recovery of land which is the cradle of ancient civilizations, the emergence of one of the brightest and most ancient Iran. According to the Avesta, Khorasan and Behistun inscription states and Kvsthay one of the pre-Islamic Iran was one of the most critical periods of its history is related to the Sasanian era.Thus, the position of the land of Khorasan in the Sassanid era historical, geographical and geopolitical region's major cultural center and meeting place of East and West cultures has been considered. Domain, through the Silk Road, the Sassanian ruler of the kings of Khorasan, Khorasan cities of several famous Mint, cultural and economic center of East and West, Venture Shield barbarian and nomadic northern and eastern borders of Iran and Khorasan Dlaylahmyt this period is. But with all of Khorasan Frynyha, brilliant history and status of cultural metropolis still Tjvlat ancient Sassanid Vbalakhs is unknown and requires thorough investigation. This study also attempts to investigate historical changes, cultural and economic Khrasanv using authentic texts and field observations, perspective, Khorasan be paid to the history of archeology.The resulting studies Shnasayymhvthhay Tarykhymtdd and artifacts from archaeological excavations Sassanid era in Khorasan, could have a major place in the absence of written sources in the region are recognizing and reflecting the growing magnitude and impact of urbanization Khorasan Sassanids and cultural, artistic, economic in other areas, even if the Islamic period.