Iran says it has built and will activate a third nuclear enrichment facility, ratcheting up tensions with the U.N. immediately after its atomic watchdog censured Iran for failing to comply with obligations meant to prevent it from developing a nuclear weapon.

The IAEA held a board session Wednesday on Iran's nuclear program, during which Britain, France, and Germany warned Iran that its escalating nuclear activities—such as 60 percent enrichment of uranium and expansion of centrifuge and stockpile limits—undermine the JCPOA, a 2015 deal with Iran, but did not call for immediate punitive steps.

Iran warned it will retaliate following a decision by the United Nations atomic watchdog to censure the Islamic Republic over its nuclear program, deepening a crisis that’s also drawn in the US and Israel.

Western nations are planning to table a resolution at an IAEA meeting that will find Iran in non-compliance with its so-called safeguards obligations for the first time in 20 years, a senior western diplomat said.

Iran’s UN envoy told Security Council Israel’s attack amounts to ‘declaration of war’ and promised a ‘decisive’ response.

Israel’s strikes on Iranian nuclear and military facilities constitute a grave danger and a serious threat to peace, security, and stability across the entire region and beyond,

Board of Governors has passed resolution formally declaring Iran noncompliant with its nonproliferation obligations for the first time since 2005, a move Tehran immediately condemned.

Iran announced Thursday it will launch a new uranium enrichment facility after the United Nations nuclear watchdog determined the country was not in compliance with its nuclear obligations. The

The UN's nuclear watchdog’s Board of Governors Thursday adopted a resolution declaring that Iran was not complying with its commitment to international nuclear safeguards