Iran has followed through on a threat to accelerate its production of enriched uranium, the head of the U.N. atomic watchdog said on Monday, departing from his usual guarded language to say he was worried about increasing tension. Recent weeks have seen U.S.-Iranian confrontation sharply...

Since the fall of the Islamic State's "caliphate" in March, the international community has been torn over what to do with the families of foreign jihadists captured or killed in Syria and Iraq. Some 12,000 foreigners from as many as 40 countries -- 4,000 women and 8,000 children - are...

Up to 2 million refugees could flee to Turkey if fighting intensifies in northwestern Syria as aid funds run dangerously low, the United Nations said on Monday. Syria's Russian-backed military has been pressing an assault on rebels in their last major stronghold with air attacks and ground...

Several shops opened and buses plied the streets Monday as life limped back to the Sudanese capital on the second day of a nationwide civil disobedience campaign called to pressure the ruling military into handing over power. The timid return to normalcy came as the ruling military council...