In July 1971, Kissinger, then US National Security Advisor, made a clandestine visit to the People’s Republic of China – then America’s sworn enemy. At the time China was isolated from the outside world amidst the chaos of the Cultural Revolution. America was looking for a way out of the Vietnam war. Both countries had had no contact for over 20 years. The 48-hour mission paved the way for President Richard Nixon’s historic handshake with Chairman Mao a few months later. It changed the geometry of the Cold War. So what has happened since Kissinger stepped on Chinese soil in that summer half a century ago? How did we get to where we are today?