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 …

Financial pressures have weakened al-Qaeda’s tactical abilities, but analysts say affiliated networks are finding new ways to raise and spend money, complicating efforts to squeeze a savvy foe.

As the United States looks to reform its health care system and expand access to the uninsured, countries that have moved toward universal health care may offer lessons.

A primer on government funds charged with investing currency reserves for profit.