Artificial intelligence is already reshaping the ways that policymakers approach deterrence, and how adversaries respond.

A review of Elie Honig, “Hatchet Man: How Bill Barr Broke the Prosecutor's Code and Corrupted the Justice Department” (Harper, July 2021).

Negotiations are moving again, but an agreement to end the foreign interventions in the country would be just the first step in ending the civil war.