Chercheur, Responsable du Centre des études de sécurité de l'Ifri et du programme Dissuasion et prolifération


Au sein du Centre des études de sécurité de l'Ifri, Corentin Brustlein étudie les postures nucléaires, la politique de défense des Etats-Unis, les processus d'adaptation et de transformation des armées, les opérations militaires contemporaines et la défense antimissile balistique.

Corentin Brustlein contribue par ailleurs au blog Ultima Ratio.

Titulaire d'un doctorat de Science politique de l'Université Jean Moulin Lyon 3, Corentin Brustlein a notamment enseigné la Pensée stratégique à Sciences Po Paris (Master affaires internationales), ainsi que la Théorie des relations internationales (L3 de Science politique) et la Sécurité internationale (Master 1 de Science politique) au sein de l'Université Jean Moulin.

All my publications

Over the past few years, a debate on possible scenarios of limited nuclear weapons use has surfaced again in the United States. Russian nuclear saber-rattling since 2014 and the growing tensions in the Korean peninsula have led Washington to reassess its own ability to deter, or respond...


France’s current presidential campaign has created an unprecedented situation fuelled by revelations and a total absence of restraint, but it has not truly taken account of the disruptions of the last year: Brexit, the attempted coup in Turkey, the election of Donald Trump, the recapturing of...


What will become of US foreign policy under Donald Trump? A selection of Ifri researchers has come together to offer their thoughts on this question. Our experts cover an array of topics through 14 contributions, ranging from the future Sino-American relations, through US engagement in the...


About a decade ago, the U.S. started to examine options to develop and acquire Conventional Prompt Global Strike capabilities. This move fits in an effort to conventionalize deterrence, an effort initiated decades before and undertaken for profound and diverse motives. Although it has been...


For more than a decade, US defense circles have been concerned about the emergence of capabilities and strategies, which, as they spread, risk imperiling the United States" position in the world by their ability to disrupt or prevent force projection operations. Though most of the literature...


Force projection has become a general posture and a fundamental dimension of the influence Western powers intend to exert over the world by means of their armed forces. However, for the last fifteen years, Western states' adoption of expeditionary postures has encouraged the proliferation of...

All my medias