The relations between the centre and periphery of the Achaemenid Empire have been, for several years, the focus of numerous in-depth studies. The characteristics of this World Empire, which was a new phenomenon in the ancient Near East, have stimulated this scholarly research, based on written sources, as well as archaeological and cultural evidence. Quite often, the goal of these studies was to assess the impact of the empire's core?a concept whose cultural outline warrants precise definition?within the regions under its control. For several decades, the basic question on the matter put forward by Roger Moorey (Cemeteries of the First Millennium B.C. at Deve Höyük, 1980: 128), who challenged the significance of the material traces of Persian domination (considered too flimsy), was echoed by many historians, who indeed have asked whether there "ever was a Persian empire." That question was raised by Amélie Kuhrt and Heleen Sancisi-Weerdenburg in the introduction of a book whose title was, relevantly, Centre and Periphery (Achaemenid History, IV, 1990).[---] (dalla prefazione di Rémy Boucharlat)