Investigating the factors of emergence and intensification of ethnicity and its management patterns

In societies that are culturally diverse and heterogeneous, ethnicities have been an important component and driving force of social change. One of the most important developments is the intensification of ethnicity within the borders of a country, which can have various political, security and social consequences . In the meantime, policies for management in heterogeneous societies have been considered and the present article , understanding such importance, tries to address the factors of emergence and intensification of ethnicity and its management patterns . From this point of view, the aim of the research is to obtain a clear answer to this question. What are the causes and intensification of ethnicity and its management patterns? The present study tries to combine a descriptive and analytical approach and a collection with a library method to analyze the escalation of ethnicity. He will deal with the four theories of modernization, internal colonialism, weak relations and relative deprivation, and in the field of management, he will deal with patterns of assimilation, pluralism and integration.