A summit hosted by the Obama administration one year ago has spurred momentum on global nuclear security measures. But the United States must lead efforts to redouble commitments on preventing the pr…

U.S. lawmakers’ brinkmanship over raising the debt ceiling could have prompted a series of moves--the downgrading of U.S. debt by Standard and Poor’s being one--that could cause a selloff of U.S. sec…

Iraqi Kurds have enjoyed virtual autonomy for more than two decades, but formal independence might finally be in reach due to changing realities facing Iraq and Turkey, writes CFR’s Steven A. Cook.

The U.S. should consider postponing its planned August pullout from Iraq for several months to help maintain stability as post-election political jockeying and opportunistic violence by al-Qaeda in I…