This publication is now archived. What is the status of Iraq’s insurgency? Despite some political progress, Iraq’s insurgency shows few signs of waning, experts say. The most recent attack—a series o…

Foreign governments, non-state actors, and criminal networks are targeting the digital networks of the United States with increasing frequency and sophistication. U.S. cybersecurity has made progress…

This publication is now archived. What’s the extent of insurgent infiltration of Iraq’s security forces?Widespread, many experts say. Insurgents frequently appear to have inside information about the…

Whether to engage heads of rogue states, a perennial foreign policy dilemma, has emerged in the 2008 U.S. presidential campaign.

Loss of forests is a major contributor to greenhouse-gas emissions. Plans to devise a policy tool for using trees for carbon dioxide sequestration are now under way.