The speaker will discuss the contact between the insurgents and the Greek diaspora and focus on the legacy of the diaspora as a vital factor in the emergence of the modern nation state. The National Assemblies between 1821 and 1827 provided the Greek cause with the ideological equipment of constitutional regimes. This however did not prevent civil wars from occurring between the revolutionaries. Unlike the French civil strife between urban centres and the countryside, the Greek case of civil war was one between central Greece (Roumeli) southern Greece (Moreas) and Hydra. In spite of this cause of disruption, the revolution was crowned with success.