to produce any weapons grade plutonium. without this agreement, the iea would not have assured access to undeclared locations in iran where suspicious activities might be taking place. the agency could seek access, but if iran objected, there would be no sure method for resolving a dispute in a finite period which is exactly what has led us to where we are today. that standoff. with this agreement, the iaea can go wherever the evidence leads, no facility declared or undeclared will be off-limits and there is a time certain for assuring access. there is no other country to which such a requirement applies. this arrangement is both unprecedented and unique.