Jingdong Yuan was a student in China when US President Richard Nixon made an historic visit for diplomatic meetings, and these days he's an Associate Professor at the University of Sydney specialising in China's defence and security policy and Asia-Pacific security. In these respects Jingdong is the perfect guest for discussing the historical significance of the event as well as the legacy of the visit in the context of current US-China relations and China's place in the world.
September 11 terror attacks
There are not many people who can say they were working in counter-terrorism during the 9/11 terror attacks on the United States. Nick O'Brien, who worked for Scotland Yard for thirty years, was on duty in charge of international intelligence and operations in Special Branch and he recalls the gravity of that moment.