When the 20th century opened, Britain dominated world affairs, and America stood on the sidelines. Now their positions are reversed. This is the story of how it happened.
David Dimbleby
Score: 7.9
Score: 2.8
Score: 8.3
Score: 7.3
Score: 5.9
Score: 8.0
Score: 7.4
Score: 7.7
