publication of the book on 6 March 2019 — “Is violence included in the DNA of the “ultra-light”? 2018, with the muscular clashes of Notre-Dame-des-Landes, the 1st May demonstration and the yellow vests, may suggest this. These forms of action reveal an increase in political violence in Western societies. But which are such as to be undeniable to the background, which refuse the authority of the State and declare the enemies of...