This article was originally published by the Harvard International Review on 20 August, 2015.
The “Ukraine crisis” concerns more than lofty European values, Ukrainian humanitarian issues, or abstract international law. Russia’s attack on Ukraine is also an assault on the world’s nuclear nonproliferation regime. It subverts the logic of the 1968 Treaty on the Non-Proliferation of Nuclear Weapons (NPT). Given its purpose of curtailing the spread of weapons of mass destruction, namely nuclear missiles and atomic bombs, the NPT is one of the most important international accords in human history.