Full Idea
Critics have argued that a global 'demos' would require a shared global identity.
Clarification
A 'demos' is a political community
Gist of Idea
World government needs a shared global identity
Source
Johanna Oksala (Political Philosophy: all that matters [2013], Ch.9 'Epi')
Book Reference
Oksala,Johanna: 'Political Philosophy' [Hodder and Stoughton 2013], p.125
A Reaction
The great divisions are religion and language. The great unifiers are sport, arts and entertainment, plus basic human needs like food, health and housing. The reply is that there cannot be identity without differences, so global democracy is out.