Iran would not accept any alteration to its nuclear deal with world powers if Donald Trump pursues his campaign pledge to derail the accord, a senior Iranian politician has said. However, Tehran is open to the possibility of “strategic co-operation” with the US in the Middle East, Sadegh Kharrazi, leader of the moderate Neday-e Azadi and a relative of Ayatollah Ali Khamenei, Iran’s supreme leader, told the FT at the weekend. “The internationally backed nuclear accord cannot be restructured with the change of one individual, and Iran would not accept any changes under any conditions,” Mr Kharrazi said in an interview. “This is Iran’s policy and there will be no setback.” Mr Kharrazi said he was not speaking on behalf of the Islamic Republic. However, as a member of its inner circle, his mixture of warnings and offer of an olive branch is likely to reflect the general mood […]