United Nations, Nuclear Weapon | featured news

Global nuclear conference that opens today is shaping up as a showdown between Iran and U.S.

Big power envoys were to meet on Wednesday to pursue the quest for fresh U.N. sanctions to try to halt Iran's nuclear program, but diplomats forecast weeks of haggling over a text the Security Council can pass.

Iran began enriching uranium to a level at which it can sustain a nuclear reaction before United Nations inspectors arrived to monitor the process, and in defiance of a specific request that it not so do, the U.N. nuclear watchdog agency said Thursday.

Iran did not reject the United Nations plan outright, but its counterproposal could draw out the negotiations.

The head of the U.N.'s nuclear watchdog on Sunday described a "shifting of gears" in the controversy over Iran's nuclear program ...

The head of the U.N.'s nuclear watchdog agency is traveling to Iran this weekend to discuss the country's recently revealed uranium enrichment facility, a spokesman said Saturday.

Iran's nuclear chief says his country will allow the U.N. nuclear agency to inspect its newly revealed, still unfinished uranium ...

The U.N. Security Council unanimously approved a U.S.-sponsored measure to lay the legal framework for action against nations that use civilian nuclear technology for military purposes.

U.S. President Barack Obama said he and Russian President Dmitry Medvedev agreed on Wednesday that serious additional sanctions must be considered if Iran does not respond to proposals to end a nuclear standoff.

Obama says opposition to the U.S. has served as an 'excuse for our collective inaction' on matters such as nuclear disarmament, climate change and Middle East peace.