United Nations, Nuclear Disarmament | featured news

North Korea has made significant progress in the construction of a light water atomic reactor over the past year, a U.N. watchdog report said, a facility that may extend Pyongyang's capacity to produce material for nuclear weapons.

An Iranian envoy voiced hope on Monday that talks with the U.N. nuclear watchdog in mid-May would help resolve "outstanding issues", but he again ruled out any halt to Tehran's controversial uranium enrichment program.

After two days of rare and intensive talks in Tehran, senior U.N. nuclear officials may have felt they were finally making headway towards getting Iran to address suspicions that it is bent on developing the ability to make atom bombs.

Iran increased its uranium stockpile while failing to boost cooperation with United Nations inspectors probing whether the Persian Gulf country is trying to build nuclear weapons, the International ...

EU leaders back new sanctions on Iran that are tougher than recent measures adopted by the UN Security Council.

The U.N. Security Council is set to impose a new round of sanctions on a defiant Iran on Wednesday over a nuclear program that Western powers suspect is aimed at developing atomic weapons.

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

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.