The economic climate and border security concerns have fueled the immigration debate in the U.S. congressional elections. This Backgrounder examines races where immigration is playing a role and the …

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

From his exile in Syria, Khaled Meshal, the top ranked member of Hamas, exercises leadership and serves as the group’s diplomatic envoy.