A growing portion of Iran's international trade is going to hardliners.

The latest round of UN sanctions against Iran are merely a symbolic gesture and will not work because they fail to target the financial arm of the Islamic Revolutionary Guard Corps, the engine of Iran's nuclear program.

An effective sanctions regime against the Islamic Revolutionary Guards Corps must necessarily target its financial arm.

The Islamic Revolutionary Guards Corps are closely intertwined in the Iranian economy, complicating U.S. and European efforts to stop Iran's nuclear program.