Edhem Eldem est professeur au departement d'histoire de l'universite de Bog?azici a Istanbul, il a aussi enseigne a Berkeley, Harvard, Columbia, a l'EHESS, a l'EPHE, a l'ENS et a ete titulaire de la chaire internationale d'histoire turque et ottomane au College de France. Dans cette conference, il retrace l'histoire de l'Empire ottoman depuis son apparition au XIVe siecle a sa chute au lendemain de la Premiere Guerre mondiale. Des son emergence, cet empire est confronte aux defis de son gigantisme et de sa diversite ethnique et culturelle. En se detachant des prismes de l'orientalisme et du nationalisme, l'auteur nous livre les cles essentielles pour comprendre la complexite de cet empire unique, mettant en lumiere les dynamiques internes qui ont marque son parcours a travers les siecles.Claude COLOMBINI FReMEAUX Edhem Eldem is Professor in the Department of History at Bogazici University in Istanbul. He has also taught at Berkeley, Harvard, Columbia, EHESS, EPHE and ENS, and held the International Chair of Turkish and Ottoman History at the College de France. In this lecture, he traces the history of the Ottoman Empire from it's emergence in the 14th century to it's fall in the aftermath of the First World War. From the moment of it's emergence, this empire was faced with the challenges of it's gigantic size and it's ethnic and cultural diversity. Breaking away from the prisms of orientalism and nationalism, the author provides us with the essential keys to understanding the complexity of this unique empire, highlighting the internal dynamics that have marked it's course through the centuries. 3 CD audiobook. In French.