As the much-discussed Iraq Study Group gears up to give its final report to Congress, there is a flurry of speculation over what its recommendations will include. Here is an inside look at the so-cal…

Backgrounder: Experts say more should be done to reduce risk on both passenger and freight rail.

The United States has pursued missile defense technologies for six decades, with mixed results. Changes under the Obama administration, including adjustments to planned defenses in Europe, could port…

U.S. foreign policy is largely directed by presidents, but Congress does have considerable influence, as this CFR Backgrounder explains.