June 14 (Reuters) - E4 nations including the United Kingdom, France, Germany and Italy said on Sunday the countries were prepared to lift sanctions on Iran in response to steps on its nuclear programafter the U.S. and Iran reached a deal to end their war."Iran must never acquire a nuclear weapon. We stand ready to work with the US, Iran and the IAEA to this end," the leaders of the countries said in a joint statement.

(Reporting by Gnaneshwar Rajan in Bengaluru)