Representatives of six world powers and the European Union met in Brussels on Friday to discuss Iran's apparent rejection of a key part of a nuclear deal.
United Nations nuclear inspectors Thursday visited an Iranian nuclear plant that was secret until September, the International Atomic Energy Agency told CNN.
Iran will not send its partially enriched uranium abroad to be turned into material for medical research, its foreign minister said Wednesday, rejecting a key plank of a deal designed to ease international fears that Tehran aims to build nuclear weapons.
In a report published Monday, the United Nations nuclear watchdog group says Iran's disclosure of a previously secret nuclear facility near Qom raises questions about the existence of other such facilities.
Iran has sent an "initial response" to a proposal designed to break the deadlock over its nuclear program, the International Atomic Energy Agency said Thursday.
United Nations-backed nuclear inspectors on Sunday visited a newly disclosed Iranian nuclear facility near the city of Qom, Iranian media has reported.
International officials arrived in Iran on Sunday to inspect a newly disclosed nuclear facility near the city of Qom, state media reported.
Iran said Friday it needs more time to decide whether to sign onto a deal that could help end the international showdown over its nuclear activities.
Iran has accepted a draft agreement that calls for some uranium produced in Iran to be sent abroad for further enrichment, an Iranian diplomat said Wednesday.
The chief of the United Nations' nuclear watchdog agency sounded less optimistic after Tuesday's meeting on Iran's nuclear program than he had after Monday's meetings.
Representatives of six world powers and the European Union met in Brussels on Friday to discuss Iran's apparent rejection of a key part of a nuclear deal.
United Nations nuclear inspectors Thursday visited an Iranian nuclear plant that was secret until September, the International Atomic Energy Agency told CNN.
Iran will not send its partially enriched uranium abroad to be turned into material for medical research, its foreign minister said Wednesday, rejecting a key plank of a deal designed to ease international fears that Tehran aims to build nuclear weapons.
In a report published Monday, the United Nations nuclear watchdog group says Iran's disclosure of a previously secret nuclear facility near Qom raises questions about the existence of other such facilities.
Iran has sent an "initial response" to a proposal designed to break the deadlock over its nuclear program, the International Atomic Energy Agency said Thursday.
United Nations-backed nuclear inspectors on Sunday visited a newly disclosed Iranian nuclear facility near the city of Qom, Iranian media has reported.
International officials arrived in Iran on Sunday to inspect a newly disclosed nuclear facility near the city of Qom, state media reported.
Iran said Friday it needs more time to decide whether to sign onto a deal that could help end the international showdown over its nuclear activities.
Iran has accepted a draft agreement that calls for some uranium produced in Iran to be sent abroad for further enrichment, an Iranian diplomat said Wednesday.
The chief of the United Nations' nuclear watchdog agency sounded less optimistic after Tuesday's meeting on Iran's nuclear program than he had after Monday's meetings.
The first day of meetings on the future of Iran's nuclear program ended Monday on a note of optimism from the director-general of the U.N.'s nuclear watchdog agency.
United Nations inspectors will visit Iran's recently disclosed nuclear power plant on October 25, the head of the International Atomic Energy Agency announced Sunday from Tehran, Iran.
The United States and its partners in the P5+1 -- Britain, France, Germany, Russia and China -- left Thursday's talks with Iran in Geneva, Switzerland, rightfully claiming progress.
Days after Iran revealed the existence of a second uranium enrichment facility, the head of the United Nations' nuclear watchdog agency paid the country a visit.
U.S. President Barack Obama called on Iran to provide the U.N. nuclear watchdog agency with "unfettered" access to the newly disclosed Qom uranium enrichment site, and Tehran's nuclear negotiator said the country would cooperate with inspectors.
Iran broke international law by not disclosing sooner its recently revealed uranium enrichment site, the head of the United Nation's nuclear watchdog agency said.
Iran will soon tell the International Atomic Energy Agency when it can inspect the Islamic republic's recently revealed nuclear facility, the country's state-run Press TV reported.
Days before a key meeting with Western leaders, Iran test-fired two types of long-range missiles Monday in part of what the Islamic republic called routine military exercises, its state-run media reported.
The United States wants Iran to provide international inspectors with full access to a newly disclosed underground uranium enrichment plant that Obama administration officials say is both illegal and probably intended for developing weapons.
The head of Iran's Atomic Energy Organization said Saturday that U.N. nuclear experts can inspect a uranium enrichment plant, according to a report from Iran-funded Press TV.
President Obama's accusations that Iran's nuclear program runs afoul of international agreements are "baseless," the Islamic republic's president told CNN's Larry King on Friday.
Iran's admission that it is building a second uranium enrichment plant and the West's blunt condemnation of the project will probably place the Islamic republic in a diplomatic corner, analysts say.
A rare meeting of U.N. Security Council heads of state, led for the first time by a U.S. president, adopted a resolution focused on stopping the spread of nuclear weapons Thursday.
Russian President Dmitry Medvedev met Wednesday with U.S. President Barack Obama, then signaled he could support sanctions against Iran over its efforts to develop a nuclear weapon.
Britain is examining the possibility of scaling back its Trident nuclear deterrent program by cutting the number of missile-carrying submarines from four to three, Prime Minister Gordon Brown said Wednesday.
An online news organization has published what it said is a copy of Iran's proposals to the United Nations which were supposed to address international concerns about its nuclear program.
Iran on Wednesday submitted its latest package of proposals to the United Nations Security Council's five permanent members, plus Germany, according to Iran's government-funded Press TV.
International officials on Wednesday explored Iran's willingness to enter into negotiations over its nuclear program, and a top-level German negotiator expects the Islamic republic to re-enter talks soon.
Iran has "prepared an updated nuclear package" and is ready to hold talks with world powers, the country's state-run Press TV reported Tuesday.
Iran has limited time to return to international talks on its nuclear program before it faces stiffer sanctions, German Chancellor Angela Merkel told reporters.
Below is a chronology of the development of North Korea's nuclear weapons program.
North Korea launched a scathing personal attack on U.S. Secretary of State Hillary Clinton on Thursday after she likened the leadership in Pyongyang to "small children and unruly teenagers and people who are demanding attention."
The United States is "absolutely not" giving Israel a green light to attack Iran, U.S. President Barack Obama told CNN Tuesday.
The United Nations nuclear watchdog agency elected Yukiya Amano as its new director general Thursday, it announced.
Regardless of who wins the Iranian election, continuity will be the hallmark of Iran's foreign affairs and nuclear program.
President Obama on Thursday sent a civil nuclear agreement with the United Arab Emirates to the Senate for ratification, but its passage remains uncertain, thanks to a recently disclosed video.
As U.S. nuclear experts prepared to leave North Korea, the United States vowed consequences on Pyongyang for expelling them, along with U.N. nuclear inspectors. This is after the United Nations condemned North Korea's recent missile launch.
One of the main stumbling blocks to talk with Iran has been the condition that Iran suspends its uranium enrichment. Now, the Obama administration may take that option off the table, at least for now.
President Obama urged nations Sunday to get rid of nuclear weapons, saying that the U.S. is committed to reducing nuclear stocks within the next four years.
Findings in a recent U.N. report that Iran's nuclear program "has military dimensions" are "troubling," the U.S. ambassador to the United Nations said Tuesday.
The Obama administration will work to stop any "illicit" nuclear aspirations by Iran, U.S. Ambassador to the United Nations Susan Rice told the U.N. Security Council on Thursday.
Iran offered to stop attacking coalition troops in Iraq nearly four years ago in an attempt to get the West to accept Tehran's nuclear program, a British diplomat told the BBC in an interview aired Saturday.
The United States signed an agreement Thursday on civil nuclear cooperation with the United Arab Emirates.
The United States will urge allies next month to finalize a protocol that would allow them to check whether North Korea has revealed all its nuclear secrets, Secretary of State Condoleezza Rice said Sunday.
North Korea has stepped up disablement of its nuclear reactor and allowed surveillance at its nuclear facility to resume, the U.S. State Department said Friday.
North Korea will resume the process of dismantling its nuclear reactor on Tuesday, the International Atomic Energy Agency announced.
North Korea declared Monday that it will resume shutting down its nuclear program and allow U.N. experts to monitor the process
North Korea said Sunday it will immediately resume work to disable its nuclear plants after the United States removed it from a list of states that sponsor terrorism.
North Korea has made another move toward possibly restarting its suspended nuclear program, the U.N. nuclear agency reports.
Iran may face "punitive" measures because of its insufficient response to an incentives package offered in return for a cutback in its nuclear program, a senior White House official said Wednesday.
Iranian state radio is quoting President Mahmoud Ahmadinejad as saying the latest round of talks between Iran and world powers are "a step ahead."
A top European diplomat said he hopes to reply soon to Iran's letter last week spelling out its reaction to an international proposal for the Shiite Muslim nation's controversial nuclear program.
The Bush administration has launched a "significant escalation" of covert operations in Iran, sending U.S. commandos to spy on the country's nuclear facilities and undermine the Islamic republic's government, journalist Seymour Hersh said Sunday.
North Korea's apparent cooperation with nations seeking to end its nuclear weapons ambitions -- six years after a deal collapsed and two years after testing a bomb -- may lead to questions about why it would play ball now.
North Korea on Friday destroyed a water cooling tower at a facility where officials acknowledge they extracted plutonium to build nuclear weapons, CNN's Chief International Correspondent Christiane Amanpour reported from the scene.
The Bush administration hailed North Korea's declaration of its nuclear program as a success for the multilateral diplomacy it engaged in through the six party talks with South Korea, China, Japan and Russia.
The Bush administration hailed North Korea's declaration of its nuclear program as a success for the multilateral diplomacy it engaged in through the Six Party Talks with South Korea, China, Japan and Russia.
North Korea handed over its long-awaited nuclear program declaration to officials from China on Thursday.
Just when you think you've heard everything in this race for the White House, along comes something truly surprising. Such was the case on Thursday's "American Morning."
North Korea is to blow up a key part of its controversial Yongbyon nuclear reactor on Friday.
Iran's United Nations delegation accused the Security Council of "emboldening" an Israeli official into threatening to attack Iran over its nuclear weapons development program, according to Iran's state-run media.
The Pakistani scientist who admitted leaking nuclear secrets to North Korea, Iran and Libya has again recanted his confession.
Ali Larijani, formerly Iran's top nuclear negotiator, was overwhelmingly elected as parliament speaker Wednesday -- and immediately warned that Tehran may reconsider cooperating with the U.N.'s International Atomic Energy Agency.
The United States should scrap a significant portion of its nuclear arsenal, Sen. John McCain said Tuesday in a speech laying out his nuclear security policy.
The United States is close to finalizing a deal with North Korea over its nuclear program, senior State Department officials tell CNN.
Iran has assembled hundreds of advanced machines reflecting a possible intention to speed up uranium enrichment, diplomats have told The Associated Press
North Korea's Foreign Ministry blamed the United States Friday for the stalemate in nuclear talks, saying America's "unjust" demands would have a "serious impact" on denuclearization.
The United States predicted a quick vote on a third resolution imposing sanctions on Iran over its nuclear program as it begins to build a case against Iran's central bank for proliferation activities, senior State Department officials and European diplomats said.
The president of Iran vowed Saturday that his country will not be held back from developing its nuclear program, and accused other nations of being jealous of its technological advances.
South Korean President-elect Lee Myung-bak said on Monday he is willing to meet with North Korean leader Kim Jong Il to help in the denuclearization process as the reclusive Communist nation dismantles its nuclear program.
U.S. Defense Secretary Robert Gates has called on the international community to step up pressure on Iran to vow not to develop nuclear weapons, to suspend uranium enrichment and to open up its nuclear facilities for inspection.
Iranian President Mahmoud Ahmadinejad on Wednesday called a U.S. intelligence report that downgraded his country as a nuclear threat "a declaration of victory" for the Iranian nuclear program.
Iran remains a danger to the world even though it stopped a program to develop a nuclear weapon four years ago, President Bush said Tuesday.
Iran halted work toward a nuclear weapon under international scrutiny in 2003 and is unlikely to be able to produce enough enriched uranium for a bomb until 2010 to 2015, a U.S. intelligence report says.
ran halted its nuclear weapons development program in the fall of 2003 under international pressure but is continuing to enrich uranium
The European Union's foreign policy chief said Friday he was "disappointed" by the latest talks with Iran over the nation's nuclear program, a failure that could result in more sanctions for the Middle Eastern nation.
Analysis: A hardening of positions in both Washington and Tehran has created something of a diplomatic perfect storm
Israeli Prime Minister Ehud Olmert said Tuesday that Iran's controversial nuclear program is "a major issue for the entire world" and called for stronger sanctions against Tehran.
Moscow is engaged in its own strategic competition with the U.S., which may guide its response to the Iran nuclear standoff
Representatives of world powers Friday announced that unless a November report shows a "positive outcome" of talks with Iran about its uranium enrichment program, they will move ahead with plans for a resolution imposing additional sanctions on the country.
While the French foster a sense of urgency over Iran's nuclear program, Tehran's neighbors are fearful of a showdown
U.S. Secretary of State Condoleezza Rice cautioned the U.N. nuclear watchdog group Wednesday not to interfere with international diplomacy over Iran's alleged weapons program.
North Korea agreed Sunday to declare and disable all its nuclear programs by the end of the year, the chief U.S. negotiator said -- the first time the communist country has offered a timeline to end its secretive atomic program.
The top U.S. nuclear negotiator said Friday that he will use weekend talks with North Korea to resolve issues that could impede progress in broader international talks over its nuclear program.
Iran and the International Atomic Energy Agency both said on Tuesday they had made progress in talks about Tehran's offer of more transparency aimed at defusing a row over the Iranian nuclear program.
The United States and India announced Friday a landmark deal on nuclear cooperation for civil purposes that they said will benefit both countries and strengthen international non-proliferation efforts.
British Prime Minister Gordon Brown said Monday that tougher sanctions are likely against Iran over its contested nuclear program and declined to reject outright the prospect of future military action
Iranian President Mahmoud Ahmadinejad warned Tuesday that imposing new sanctions against his country would be like "playing with the lion's tail."
U.S. diplomats said Monday's scheduled talks with Iran will be limited to discussions about Iraq's security, and not about the unresolved issues of detained Americans in Iran or the country's nuclear program.
Iranian President Mahmoud Ahmadinejad ruled out even a brief halt in Iran's nuclear program, saying Thursday it would hand a victory to the country's enemies and undercut the Islamic state's goal of becoming a world power
The U.N. nuclear monitor reported notable advances in Iran's uranium enrichment program Wednesday while warning for the first time that its knowledge of the country's nuclear activities was shrinking
Iran's president announced Monday that his country has begun production of nuclear fuel on an "industrial level."
Iran's foreign minister rejected a unanimous vote by the U.N. Security Council on Saturday to impose new sanctions on Iran because of its refusal to suspend its uranium enrichment program.
The Bush administration Tuesday applauded a Russian ultimatum to Iran that it will not supply fuel for Iran's Bushehr nuclear power plant until Iran agrees to suspend uranium enrichment.
The Iranian president scoffed Wednesday at a U.N. Security Council demand that the Islamic republic halt its uranium-enrichment program.
U.S. officials on Tuesday defended the Bush administration's policy shift on North Korea, which coincided with an agreement by Pyongyang to begin to close down its nuclear program.
Iran's controversial president Mahmoud Ahmadinejad said Sunday his country will make an announcement in April about new nuclear achievements.
North Korea on Saturday expressed outrage at a British newspaper's report that Pyongyang was sharing its nuclear weapons technology with Iran, dismissing it as a "bid to mislead public opinion."
After walking away from the negotiating table nearly a year ago, North Korea has agreed to return to six-party talks on its nuclear weapons program.
Iran has resumed its uranium enrichment program by building a second cascade of centrifuges and injecting gas into the system over the past few weeks despite threats of U.N. sanctions over its nuclear program, Iran's semi-official news agency ISNA reported on Friday.
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