Every age had its own kind of war, its own limiting conditions, and its own peculiar preconceptions,” the defense theorist Carl von Clausewitz wrote in the early nineteenth century. There is no doubt ...

Whether the United States defines China as a global threat or a predominantly regional one will have pervasive implications for U.S. alliance and deterrence strategy in Europe and the Indo-Pacific.

Your adversaries and closest allies might not need nuclear weapons to achieve deterrence — they just need you to believe they could build them at any moment. This strategy, which I detailed in a new ...