Yascha Mounk offers a brilliant big-picture vision of the greatest challenge of modern time—how to bridge the bitter divides within diverse democracies enough for them to remain stable and functional.

Stephen Biddle explains how nonstate military strategies overturn traditional perspectives on warfare.

Japan’s United States–imposed postwar constitution renounced the use of offensive military force, but, Sheila A. Smith shows, a nuclear North Korea and an increasingly assertive China have the Japane…

A riveting exploration of the current state of far-right terrorism in the United States—and recommendations to stop its rise.

The alliance between the United States and South Korea has endured through seven decades of shifting regional and geopolitical security contexts. Yet it now faces challenges from within. Domestic pol…

The definitive account of how regime change in the Middle East has proven so tempting to American policymakers for decades—and why it always seems to go wrong.