ons, particularly its pursuit of uranium enrichment, and Iran's willful violation of its international obligations."</p>

<p>Russian officials did not say why they had decided to move ahead with loading fuel into the Bushehr plant now. But the move could have been triggered in part by Moscow's desire show the Iranians it can act independently from Washington after its decision to support the fourth set of U.N. sanctions in June and its continued refusal to ship surface-to-air missile systems that it agreed 