Iran, Russia | featured news

The Vienna gathering will focus on a deal that would have Russia enriching uranium for Iran. But Tehran says, if talks fail, it will accelerate its enrichment capabilities.

U.S. Secretary of State Hillary Rodham Clinton travels to Russia, hoping to win Moscow's backing for a strong stance on Iran's nuclear plans and looking for progress on a new arms control pact.

Venezuela's science and technology minister said his country is working with Russia to detect deposits of uranium but withdrew an earlier denial that the country was also working with Iran.

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.

Russia has not supplied Iran its advanced S-300 anti-aircraft missile systems, an official in Russia's state arms export service was quoted as saying on Wednesday.

President Obama has told Russia that the United States might not proceed with a missile defense system in eastern Europe if Iran drops plans for producing nuclear weapons, senior administration officials said Tuesday.