Trump revealed this week that he was seeking to strike a new deal with the Iranian regime, after withdrawing from an Obama-era agreement in his first term.

Iran's Supreme Leader Ayatollah Ali Khamenei has shut down Trump's offer for talks on a nuclear deal and said a "bullying government" was being persistent.

Iran's Supreme Leader Ali Khamenei has responded to President Donald Trump's demands letter urging him to negotiate a deal on his country's nuclear program.