This collective work follows the third congress of researchers on Islam organized by IIIT France in June 2004. It concerns the new and more complex approach of the "crossed look" of the Islamic fact on the modernity and modernity of Islam. .With the participation of Muslim and non-Muslim scholars.

This book mainly highlights the crises and fragmentation of nation-states, national public spaces and collective identities. In addition, through this book many authors share with us the results of their research articles according to 4 themes different that are discussed in this book.