Igor Ivanov said any military action against Iran could "explode" the situation in the region and beyond.
At discussions with other permanent members of the UN Security Council this week, Russia opposed a proposed draft resolution that could open the way to tough measures, and possibly even military action, against Iran if it fails to halt uranium enrichment.
(compiled from agency reports)
Iran's Nuclear Program
THE COMPLETE PICTURE: RFE/RL's complete coverage of controversy surrounding Iran's nuclear program.