Nuclear Disarmament, Nuclear Weapon | featured news

Iran's hard-line president has ridiculed President Obama's new strategy aimed at reducing the likelihood of nuclear conflict.

The Obama administration unveiled a new policy Tuesday restricting U.S. use of nuclear weapons but sent a stern message to nuclear-defiant Iran and North Korea that they remain potential targets.

China has agreed to negotiate possible sanctions against Iran over Tehran's failure to comply with international regulations involving its nuclear energy program, the U.S.

North Korea's army said Monday it is ready to "blow up" South Korea and the U.S., hours after the allies kicked off annual military drills that Pyongyang has slammed as a rehearsal for attack.

Russia will not support "crippling" sanctions against Iran, including any that may be slapped on the Islamic Republic's banking or energy sectors, a senior Russian diplomat said Wednesday.

Iran has formally set out its terms for giving up most of its cache of enriched uranium in a confidential document, and the conditions fall short of what has been demanded by the United States and other world powers....

Iran plans to build two new uranium enrichment facilities deep inside mountains to protect them from attack.

Russia joined the U.S. and France in urging Iran to stop enriching uranium to higher levels in a statement shared Tuesday with The Associated Press, suggesting the project reinforced suspicions that Tehran is seeking to make nuclear weapons.

U.S. Secretary of State Hillary Rodham Clinton has told an international conference that Iran has left the world little choice but to take harsher action to contain its nuclear program.

Mahmoud Ahmadinejad tells his atomic energy chief to boost uranium enrichment from 3.5% to 20% as talks over a nuclear-fuel exchange sputter.