A new arms control agreement with Russia has met political opposition in the U.S. Senate, and some analysts believe its fate is tied to the outcome of the 2010 midterm elections. This Backgrounder ex…

The White House is pressing for Senate ratification of the Law of the Sea treaty. Some worry it will endanger national security and harm U.S. industry.

As U.S. public opinion increasingly favors stronger immigration controls, the Senate considers a bill that would impose harsh penalties on illegal immigrants. The U.S.-Mexican relationship has suffer…

A Senate proposal calling for the restructuring of Iraq’s government has drawn fire from Iraqis who liken it to partition. Amid the criticism have emerged other controversial options.