For more than two centuries the idea of the nation-state has been widespread. The expression is now widely used and is even to be unavoidable. The 'nation-state' implies that the population of a state should be homogenous in terms of language, religion, and ethnicity; the nation and the state should coincide. However history demonstrates that there never has been, and there never will be, a nation-state. Human diversity is manifest in states of all sizes, locations, and origins.This wide-ranging book argues that there should be no regret in the recognition of this empirical reality, since the