The Kremlin confirmed that a barter deal to supply Russian goods, including a controversial missile system, in exchange for Iranian oil was already being implemented.
US Secretary of State John Kerry is raising objections with Moscow over a plan to sell anti-aircraft missiles to Iran.
US President Barack Obama defended the nuclear agreement with Iran as a “once-in-a-lifetime opportunity” to prevent a nuclear bomb and bring longer-term stability to the Middle East.
Iran's hardliners have criticised a tentative nuclear agreement between Iran and world powers, saying the deal is a bargain for the West and a disaster for Ira
Iran has started to shut down its most sensitive nuclear work as part of a landmark deal struck with world powers, state media said today.
Inspectors from the UN nuclear agency have arrived in Tehran to visit a nuclear facility that has long been off-limits to outside experts, an Iranian news agency has said.
Thousands of Iranian protesters packed the streets outside the former US Embassy in Tehran in the biggest anti-American rally in years.
Iran’s top leader has said that some aspects of Hassan Rouhani’s trip to New York last month were “not appropriate,” but reiterated his crucial support for the president’s policy of outreach to the West.
Israeli prime minister Benjamin Netanyahu has played the spoiler to Iran’s attempts to ease relations with the West, calling the Iranian leader “a wolf in sheep’s clothing” and declaring that Israel will do whatever it takes to prevent Tehran from developing nuclear weapons, even if it has to stand alone.
President Barack Obama and Iranian President Hassan Rouhani spoke by telephone today, the first conversation between American and Iranian presidents in more than 30 years.
President Barack Obama and Iranian President Hasan Rouhani will not meet while both leaders are at the United Nations, US officials say.
The United Nations Security Council has refused to back a report by a panel of experts which unanimously concluded that Iran broke UN sanctions when it launched ballistic missiles a year ago.
Iranian state TV is reporting that the country has launched its domestically-built destroyer in the Caspian Sea.
Senior officials of the UN atomic agency have left Iran without a hoped-for deal that would have led to the resumption of a probe into allegations that Tehran worked secretly on nuclear arms.
Iran’s supreme leader has strongly rejected proposals for direct talks with United States on its nuclear programme and other issues.
Iran’s state TV has broadcast footage allegedly extracted from a CIA drone captured in 2011.
Iran has claimed it sent a monkey into space in what it described as another step toward the goal of manned space flight.
A senior UN official said his team made headway during talks in Tehran meant to restart an investigation into suspicions that the country may have secretly worked on a nuclear arms programme.
HSBC said today that it has agreed to pay US authorities a record 1.9bn (€1.47bn) settlement over accusations that it allowed rogue states and drug cartels to launder billions of pounds through its US arm.
Scandal-hit Standard Chartered will pay a further $327m (€252.9m) to settle allegations that it breached sanctions with Iran.
An earthquake in Iran has killed at least six people near the border with Afghanistan, state TV said today.
Iran's Revolutionary Guard has captured a US drone after it entered Iranian airspace over the Persian Gulf, state TV reported today.
Seven people, including three Iranian pilgrims, were killed when an explosives-laden car detonated north of Baghdad.
Iran is poised to double output of higher-enriched uranium that can be turned easily into the core of a nuclear warhead, the UN nuclear agency says.
The White House said it is prepared to talk one-on-one with Iran to find a diplomatic settlement to the impasse over Tehran’s reported pursuit of nuclear weapons, but there is no agreement now to meet.
The EU has imposed a new range of sanctions on Iran intended to hit the country’s treasury and increase pressure on its Islamic regime over its nuclear programme.
Iran's president says a new world order needs to emerge, away from American "bullying" and domination.
Iran and North Korea have signed a scientific and technological co-operation agreement.
Iran has unveiled an upgraded version of a short-range surface-to-surface ballistic missile just weeks after it was test-fired, the country's state media reported.
Iran is willing to continue talks with world powers over its nuclear programme until they reach a conclusion, a senior Iranian official said today in a report by the semi-official ISNA news agency.
Iran has threatened to block the strategic Strait of Hormuz if its interests are seriously threatened, a senior Iranian military commander has said.
Iran’s powerful Revolutionary Guards test-fired several ballistic missiles today, including a long-range variety capable of hitting US bases in the region as well as Israel, Iranian media reported.
The governor of Iran’s central bank has said his country will not remain “passive” before a new EU embargo on the country’s oil sector, adding that Tehran has enough hard currency reserves to meet its import needs.
Iran has begun to design its first nuclear submarine, a semi-official news agency in the country has reported.
China has urged Iran to take "a flexible and pragmatic approach" in international talks over its nuclear ambitions.
Iran's Supreme Leader has said sanctions from Western powers will not stop his country's progress, but will only deepen hatred of the West in the hearts of the Iranian people.
Iran is planning to build at least two new nuclear power plants next to an existing facility that became operational with Russia’s help last year, the country’s nuclear chief has said.
Diplomats from six world powers offered Iran new proposals today to ease international concerns about its nuclear programme, but appeared to reject Tehran’s appeals to ease economic sanctions.
The UN nuclear agency chief will fly to Tehran over the weekend to sign a deal meant to allow his organisation to resume probing Iran’s disputed nuclear programme.
Final results for many constituencies in Iran's parliamentary runoff elections show conservative rivals of president Mahmoud Ahmadinejad winning a solid majority of seats and cementing their hold on the legislature.
Representatives from six world powers are meeting counterparts from Iran in Istanbul, Turkey, today.
The US navy has deployed a second aircraft carrier to the Persian Gulf amid rising tensions with Iran over its nuclear programme.
Iran’s nuclear chief has hinted at a compromise offer from Tehran ahead of negotiations with world powers this week over the country’s controversial atomic programme.
A prominent Iranian lawmaker has said Iran has the knowledge and scientific capability to produce nuclear weapons but will never do so.
Iran's parliament began questioning President Mahmoud Ahmadinejad today over a long list of accusations, including mismanaging the nation's economy and challenging the country's supreme leader.
Iran's top leader has welcomed comments by President Barack Obama advocating diplomacy and not war as a solution to Tehran's nuclear ambitions, a rare positive signal in long-standing hostile exchanges between Tehran and Washington.
President Barack Obama declared today that diplomacy can still resolve the crisis over Iran’s possible pursuit of nuclear weapons, and he accused his Republican critics of “beating the drums of war”.
The European Union said today that world powers have agreed to a new round of talks with Iran over its nuclear programme, as Tehran gave permission for inspectors to visit a site suspected of secret atomic work.
Iran has said it will allow UN inspectors access to a secret military complex where the UN nuclear agency suspects atomic work has been carried out.
Iran's supreme leader has urged Iranians to vote in large numbers as the country holds parliamentary elections today, saying a high turnout would send a strong message to the enemies of the nation.
The Iranians arrested after accidentally setting off explosives at their rented home in Bangkok were plotting to attack Israeli diplomats, Thailand's police chief said.
Iran has begun loading domestically made nuclear fuel rods into its research reactor in a defiant response to toughening Western sanctions over its controversial nuclear programme.
United Nations inspectors did not visit any of Iran’s nuclear sites, reports say. Instead they concentrated on talks with officials.
Two top US senators have offered a bill to impose sweeping new penalties on Iran and thwart its alleged nuclear ambitions.
Foreign ministers of six Gulf countries, including Saudi Arabia, are meeting in Istanbul today to explore new ways of co-operation with Turkey amid Iranian threats to immediately halt oil exports to Europe.
Israeli Defence Minister Ehud Barak has said the world must quickly stop Iran from reaching the point where even a “surgical” military strike could not block it from obtaining nuclear weapons.
Iran is ready to revive talks with the world powers, President Mahmoud Ahmadinejad has said, as Tehran faces tougher sanctions over its controversial nuclear programme.
Iranian president Mahmoud Ahmadinejad has finally agreed to increase interest rates to 21%, reversing his opposition to the move economists said was crucial to supporting the Iranian currency.
Tehran’s intelligence chief has shrugged off a new EU ban on the purchase of Iranian oil, insisting that the world economy is so diversifed that sanctions will be ineffective.
The nuclear stakes over Iran were raised today when the EU banned buying the country’s oil and it retaliated by repeating a threat to close the Strait of Hormuz, a route for a fifth of the world’s crude.