BBC: The United States is waging an undeclared financial war on Iran as part of efforts to persuade the Tehran government to abandon alleged plans to acquire nuclear weapons.
It is being run from an ornate, grey building located close to the White House in Washington - the headquarters of America's finance ministry, the Treasury Department.
"What we're trying to do is make it difficult for Iran to use the global financial system to pursue illicit conduct," explains Stuart Levey. America’s financial war on Iran (more) By Mark Gregory
Mark Alexander
