War at the Speed of Light: Directed-Energy Weapons and the Future of Twenty-First-Century WarfareWar at the Speed of Light describes the revolutionary and ever increasing role of directed energy weapons (such as laser, microwave, electromagnetic pulse, and cyberspace weapons) in warfare. Louis A. Del Monte delineates the threat that such weapons pose to disrupting the doctrine of Mutually Assured Destruction, which has kept the major powers of the world from engaging in nuclear warfare. Potential U. S. adversaries, such as China and Russia, are