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

The U.S. State Department continues to list Cuba as a state sponsor of terror, though most experts say the country no longer poses a threat to U.S. national security.

The African Union succeeded the old Organization for African Unity (OAU) in 2002. Since then, the new institution has struggled to reform governing bodies inherited from the OAU while shouldering cha…