Have the hopes generated by President Obama in his 2009 Prague speech -- for serious movement towards a nuclear weapon free world -- proved illusory? What are the particular risks and challenges posed by nuclear weapons in Asia?

This lecture is part of the Australia's Role in the World public lecture series and is a joint collaboration between the Australia India Institute, the University of Melbourne's Engagement Division and Asialink. Australia’s Role in the World public lecture series is a partnership initiative between The University of Melbourne, the Australian Institute of International Affairs and UN Youth Australia aimed at engaging young people, academia and the wider public in debate about major global issues.