Source: The Washington post
After a decade of patient negotiations with Iran over its contested nuclear program, the prospects of the United States and other world powers securing a final deal are not good. The wheels of diplomacy will grind on and an extension of the talks should be granted. But it is time to acknowledge that the policy of engagement has been predicated on a series of assumptions that, although logical, have proven largely incorrect. As Washington assesses its next moves, it would be wise to reconsider the judgments that have underwritten its approach to one of its most elusive adversaries.