Source: Aljazeera America
the open letter by 47 Republican senators ... warns that, with respect to “your nuclear negotiations with our government ... any agreement regarding your nuclear-weapons program that is not approved by the Congress” could be revoked by the next president “with the stroke of a pen and future Congresses could modify the terms of the agreement at any time.”
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The key element missing from the GOP Senators’ letter, however, is that the deal is not being negotiated between Iran and the United States; it is being negotiated between Iran and the P5+1 group, in which the U.S. is joined by Britain, France, Germany, Russia and China.
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This was likely in the mind of Iran’s foreign minister, Javad Zarif, who dismissed the letter as “of no legal value” and a “propaganda ploy.” Zarif noted that the deal would indeed be an international agreement adopted by the U.N. Security Council, which a new administration would be obliged to uphold — and that any attempt by the White House or Congress to abrogate, unilaterally modify or impede such an agreement would be a breach of U.S. obligations.