Secretary of State Hillary Clinton, a senator and former First Lady, has offered a tough pragmatism on national security matters and called for reviving U.S. credibility in the world.

Iran’s nuclear program is believed to have steadily progressed, despite sharply increased concerns over its intentions and sanctions over its lack of transparency.

The United States has long tried to compel Syria to adjust its behavior, but rarely with any result. This backgrounder examines the current U.S. policy options toward Syria.

CFR.org profiles the most prominent Palestinian leaders.

Gen. David Petraeus’ assertions about falling casualties in Iraq are supported by a range of objective sources. But his testimony to Congress does not establish whether the decline is attributable to…