How Would We Know If Iran Has A Nuclear Weapon

The late North Korean leader Kim Jong-il waves to crowds in April 1992 (Courtesy Reuters/KCNA).

An Iranian Nuclear Weapon: How Would We Know? -- Micah Zenko, Council On Foreign Relations

As President Obama articulated in his State of the Union address, the goal of U.S. policy toward Iran is clear: “To prevent Iran from getting a nuclear weapon.” There are a number of problems inherent to this objective, however. How do you operationalize it? How would you know that Iran has produced a nuclear weapon, or is nearing the completion of one?

From recent history in North Korea, we know of five distinct steps on the spectrum toward becoming a nuclear weapons state.

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My Comment:A reassuring analysis on Iran's nuclear ambitions .... I hope.