To study the social stratification of Iran during Pahlavi and it's security consequences

The governments which acquire their powers from people highly respect the people demands and they rely on the social forces and votes.Whereby governments in which all the social and political powers result from the production of the wealth,work,development of industry and agriculture and having specialized work forces, assign more value for the social offers,welfare and health certainly. The governments which considered themselves as the debtors of social masses producing work and wealth, are more accountable. This research was conducted using a library method.while categorizing ,unifying and evaluating the previous published articles,by studying historical books,articles,thesis and documents,this research investigates the progress in the present researches which try to examine social stratification during Pahlavi. This research studies the classes in this period to introduce a new middle class. Then it expresses the renovations during this period,especially during Mohammed Reza Shah,to analyzes the new middle class and it's roles. It shows that how the formation of the intellectual middle classes awaring of the present situation made changes and expanded its complaints in order to realize it's wishes and to enter into the revolution stage.