New Books In World Affairs

At a moment when the nuclear nonproliferation regime is under duress, Rebecca Davis Gibbons provides a trenchant analysis of the international system that has, for more than fifty years, controlled the spread of these catastrophic weapons. The Hegemon's Tool Kit: US Leadership and the Politics of the Nuclear Nonproliferation Regime (Cornell UP, 2022) details how that regime works and how, disastrously, it might falter. Experts anticipated that all technologically capable states would build these powerful devices in the early nuclear age. That did not happen. Widespread development of nuclear arms did not occur, in large part, because a global nuclear nonproliferation regime was created. By the late 1960s, the United States and the Soviet Union had drafted the Treaty on the Non-Proliferation of Nuclear Weapons (NPT). Across decades, the regime has expanded, with more agreements and more nations participating. As a result, in 2022, only nine states possess nuclear weapons. Why do most international states adher