While the issues of peace trough European integration are the subject of unprecedented scientific production, the new dynamic created by the Maastricht treaty seems rather pardoxal insofar as the European Union seems beneficial only to the last few years acceding States. The political and economic criteria are not well observed in the selection of the Member States of the European Union. Thus, rather than being limited to a simplistic reading based on the approach of the probable end of interstate rivalries, it seemed useful to draw the aspects of human development in order to verify whether, apart from the reduction of interstate bellicosity integration into the European Union in beneficial to the states that make it up.