In the next decade China's actions on the world stage will affect us all. A new superpower, with the largest population and GDP on the globe, there are now fears that China is becoming more assertive. Here, award-winning China expert Kerry Brown guides us through China's foreign policy, from its skirmishes with US Navy destroyers in the South China Sea to its arguments with Japan over the Senkaku/Diaoyu Islands and its increased displays of military...