Matthew Sherman, former deputy senior adviser and director of policy to Iraq ’s Ministry of Interior, discusses the influence of militias, U.S. counterinsurgency efforts, and Iraq ’s rise of organize…

Five years after a devastating earthquake, Haiti remains plagued by a weak political system and flawed reconstruction process, says former correspondent Jonathan M. Katz.

The framework deal with Iran surpassed expectations and revived concerns about how such a deal could be implemented, says CFR’s Ray Takeyh.

Without diplomatic progress over the next several weeks, world powers and Iran may squander their best opportunity for a comprehensive nuclear agreement, says expert Daryl G. Kimball.