Iranian Dehghans In The Process of Transition From The Sassanid era to The Islamic era

The role of dehghans in the transition period from Sassanid to Islamic caliphate is one of the must important events of the history of Iran in the first century A.D. dehghans in the Sassanid society were considered second-class nobility and they were a class of small local landowners who stood lower in rank than the elders and the free in the anoishirvan era, they were considered a power ful class and had a special place. with the arrival of Islam in Iran and Sassanian empire crumbling, its social structure underwent a fundamemtal trans formation but the station of part of sasanid classes because of being located in the administrative and bureaucratic portion orin thespecified areas of the Islamic lands, remaind under their former condition with the loss of status of the other Sassanid castes dehghans survived politically socially and culturally. the fall of Sassani and the arrival of moslim Arabs in Iran made the dehghans who interact with this newforce so that while making multiple genealogical and causal links with them, they adopted peaceful method and maintained their position. the method of the dehghans in this interaction was notable in comparison with the other methods of the forces present in the early developments of the Islamic caliphate like Mawali shooubyh with respect to the methods of social of survival and maintaining the position. This research is seeking to find and answer to aqustion wich explains the role and staition of the dehghans in the period of transition from the Sassanid to the Islamic era