US Defense Secretary Robert Gates says Iranian support for the Taliban in Afghanistan isn't much of a problem for the United States — yet.

Observing that the future of Afghanistan has a regional dimension, the Obama Administration has hoped that Iran would play a constructive role in bringing long-term peace and stability in the war-torn country.

Taking aim at the US, Iranian President Mahmoud Ahmadinejad said today that it's the United States that is playing a "double game" in Afghanistan, fighting terrorists it once supported.

Iran on Sunday launched a new production line of highly accurate, short range cruise missiles capable of evading radar, state TV reported.

Iranian media say six journalists and opposition activists held for suspected involvement in the country's postelection turmoil have been released on bail.

Iran's supreme leader says the US and its allies are influencing the UN nuclear watchdog agency's stance on Tehran's nuclear program.

The United States should pack up and leave the Middle East and stay out of regional affairs, Iran's president said on Thursday during a visit to Damascus that follows a string of US efforts to break up Syria's 30-year alliance with Tehran.

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.

The head of Iran's nuclear program said on Monday his country hopes to begin construction within a year on two uranium enrichment facilities, which it plans to build deep inside mountains to protect them from possible attack.

Israel's air force introduced a fleet of huge pilotless planes that can remain in the air for a full day and could fly as far as the Persian Gulf, putting rival Iran within its range.

Iran's foreign minister hit back on Tuesday against US Secretary of State Hillary Rodham Clinton's warning that the Islamic republic is becoming a military dictatorship.

U.S. Secretary of State Hillary Clinton said Iran is sliding into a military dictatorship, a new assessment suggesting a rockier road ahead for U.S.-led efforts to stop Tehran from obtaining a nuclear weapon.

US Secretary of State Hillary Rodham Clinton said on Monday that Iran is becoming a military dictatorship, a new US accusation in the midst of rising tensions with Iran over its nuclear ambitions and crack down on anti-government protesters.

A top Obama Administration official has said that tougher sanctions against Iran over its defiance on its nuclear programme could trigger regime change in Tehran.

The Iranian security forces unleashed a crushing sweep against opposition protesters on Thursday, as President Mahmoud Ahmadinejad used the 31st anniversary of the Islamic revolution to defy the West and boast his country was now a "nuclear state."

President Mahmoud Ahmadinejad claimed today that Iran has produced its first batch of uranium enriched to a higher level, saying his country will not be bullied by the West into curtailing its nuclear program a day after the US imposed new sanctions.

The Basij will again be out in force Thursday for expected protest marches to coincide with events marking the anniversary of the 1979 Islamic Revolution.

Iran's president on Sunday ordered his atomic agency to significantly enrich the country's stockpile of uranium, angering Western nations who want to the Islamic republic to halt its nuclear program.

Issues like regional stability and Iran figured in talks National Security Adviser Shivshankar Menon had with his US counterpart James Jones on the margins of a security meet in Munich.

Iran's effort to revive talks on a deal that would inhibit the country's ability to make a nuclear weapon was met with skepticism by world leaders on Wednesday, a reaction to months of waffling by Tehran.

Iran announced on Wednesday it has successfully launched a 10-foot-long research rocket carrying a mouse, two turtles and worms into space - a feat President Mahmoud Ahmadinejad said showed Iran could defeat the West in the battle of technology.

As the Obama administration edges toward imposing tougher sanctions on Iran, it has begun upgrading its approach to defending its Persian Gulf allies against potential Iranian missile strikes, officials said Saturday.

A group of opposition activists went on trial on Saturday in Tehran on charges of rioting and conspiring against the ruling system in connection with protests late last year, Iran's state media reported.

Iran leaves the world no recourse but to apply penalties aimed at curbing a fast-track nuclear program, US Secretary of State Hillary Rodham Clinton said on Thursday.

US Secretary of State Hillary Rodham Clinton is using meetings in London this week to press ahead with imposing tough new international sanctions on Iran over its nuclear program.