Defining The Decade - Mission Accomplished

Edward Stourton tries to make sense of a decade in which history has been put on fast forward. There has been a revolution in the way we communicate, widespread alarm about the planet's very survival and a challenge to the world order. What does it mean for the way we live as we head into 2010? A decade which began with untrammelled American power and ended with America's reputation damaged and its dominance challenged by the rise of China.