International rivalries can draw powerful states into local political disputes—sometimes with disastrous consequences—but the United States and China can avoid the mistakes of the Cold War.

A review of Josephine Wolff, “Cyberinsurance Policy: Rethinking Risk in an Age of Ransomware, Computer Fraud, Data Breaches, and Cyberattacks” (MIT Press, 2022).

The new National Defense Strategy calls for working closely with partners and allies, but the convoluted and slow disclosure process makes cooperation difficult.

Despite setbacks on the battlefield, Russia's mercenaries will remain an important instrument of the Kremlin's foreign policy.

The growing prevalence of terrorist ideologies that organize and encourage attacks without formal organizational structures will require analysts and policymakers to rethink their definitions.

Across ideologies, women and children are playing more prominent roles in terrorist groups.