http://www.cprn.org/en/doc.cfm?doc=182

The numerous political movements speaking in the name of "citizens" and demanding recognition and access to political influence are one reason the notion of "citizenship" is once more in vogue. Just as important are the challenges for the state posed by their increasingly diverse populations, and the impact of major economic and social restructuring, often in response to global forces. All test the capacity of traditional political and social institutions to ensure an effective democracy. In short, they raise issues about the barriers to and boundaries of citizenship.