Save for later Print Download Share LinkedIn Twitter Iran and the US might appear to be closer than ever to reviving the 2015 nuclear deal after nearly 18 months of on-again, off-again talks. But optimism is still premature. Tehran submitted its formal response to the EU's proposed “final text” of a new nuclear pact on Monday following an extraordinary meeting of Iran's Supreme National Security Council chaired by President Ebrahim Raisi. Reading the tea leaves is challenging.