The Review Conference of the Nuclear Nonproliferation Treaty gets underway amid new concerns about Iran and North Korea and disputes between nuclear haves and have-nots. Fifteen countries will play a…

Chechnya has been plagued by two wars and an ongoing insurgency since the fall of the Soviet Union. In recent years, Chechen militants have escalated attacks in the North Caucasus and revived bombing…

President Barack Obama says he will seek vigorous climate-change policy. Efforts to curb greenhouse gases pose considerable economic pitfalls, as well as opportunities.

Experts say graduating Russia from Cold War-era legislation linked to emigration and trade would be a step toward warming relations with Moscow.

The United Nations was responsible for establishing universal human rights standards, but its image in recent years has been tarnished by the record of its main body charged with safeguarding rights.