The decision Thursday could lead to further tensions and set in motion an effort to restore United Nations sanctions on ...

The major step is the culmination of several festering stand-offs between the International Atomic Energy Agency and Iran.

An exceptional meeting of the U.N. nuclear watchdog's board of governors will be held to discuss Israel's strikes on Iran ...

Israel attacked Iran’s capital early Friday in strikes that targeted the country’s nuclear program and raised the potential ...

The U.N. nuclear watchdog's board of governors declared Iran in breach of its non-proliferation obligations on Thursday and ...

Iran has warned it will ramp up its nuclear activities after the United Nations nuclear watchdog’s 35-member board of ...

Iran warned it will retaliate following a decision by the United Nations atomic watchdog to censure the Islamic Republic over ...

Iran slammed the International Atomic Energy Agency’s vote as politically motivated as the region gears up for a potential ...

The two sides were scheduled to meet for a sixth round of negotiations on Sunday. Oman, which was set to host the talks, said ...