The Iranian flag. Iran said a new measure that prevents visa-free travel to the United States for people who have visited Iran or hold Iranian nationality breaches the historic nuclear deal agreed in July. Photo: Annahar.

Iran will take reciprocal measures in response to any breach of this year’s nuclear deal, the Foreign Ministry warned on Monday, after Tehran said new U.S. visa restrictions contravened the historic agreement.

Iran has started to restrict its nuclear program under the terms of the July 14 deal with six world powers, including the United States. When the restrictions are completed, international sanctions on Tehran will be lifted.

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