The Nuclear Security Summit has decided to secure all vulnerable nuclear material in four years. <br/><br/>In the communiqu’ issued at the end of the summit in Washington last night the leaders from nearly 50 countries felt that strong nuclear measures are the most effective means to prevent terrorists and other un authorized actors from acquiring nuclear materials. <br/><br/>They decidsed to work together enhance nuclear security and reduce the threat of nuclear terrorism. <br/><br/>In the 12 point communiqu’ , the participating countries agreed to share information and expertise in nuclear detection and development of new technologies among other things subject to their respective national laws and procedures . <br/><br/>