Iran boosts nuclear site defences, warns EU on oil

Iran deployed warplanes and missiles Monday in an "exercise" to protect nuclear sites threatened by possible Israeli attacks and warned it could cut oil exports to more EU nations unless sanctions were lifted.

The European Union said it could cope with any halt in Iranian supplies.

Tehran's stance marked a hardening of its defiance in an international standoff over its nuclear programme -- and suggested it was readying for any eventual confrontation.

The moves came the same day as officials from the UN nuclear watchdog agency arrived in Tehran for a second round of talks they said were focused on "the possible military dimensions of Iran's nuclear programme."  More >>