How have social changes associated with globalisation altered experiences of ethnic identity and belonging?

Answer this question referring both to sociological theory and research-based case studies.
Introduction:

What is the topic of the essay? What is globalisation? What cases/studies will you discuss and what arguments will you make?

Main body:

How have social theorists approached the processes bound up with globalisation?
Using your cases/studies, describe how these processes may have altered experiences of ethnic identity and belonging. (Issues to be discussed here may include transnationalism, cosmopolitanism, mixedness, denizenship, etc.)

Conclusion:
Summarise your discussion. If current trends continue, what is the future for experiences of ethnic identity and belonging?