Iran faces a renewal of UN-mandated sanctions within weeks unless it returns to negotiations on the future of its nuclear program and allows international inspections of its facilities.

A diplomat says that representatives of three European countries threatening to reimpose U.N. sanctions on Iran over its nuclear program failed to agree with their Iranian counterpart Tuesday on how t

France, Britain and Germany have threatened to trigger the “snapback mechanism” that automatically reimposes all United Nations sanctions on Iran over its nuclear program. The European