Republican presidential candidate Rudy Giuliani gave this speech at the E. Stanley Wright Museum in Wolfeboro, New Hampshire on January 2, 2008.

Republican presidential candidate John McCain gave this speech on national security on October 29, 2008 in Tampa, Florida.

Experts discuss the various foreign policy challenges the next U.S. administration will face as part of a three-day symposium during the...

The presidential primary season ends with the economy uppermost in voters' minds, but national security issues are never far away.