Arthur, Duke of Wellington, and Emperor Napoleon Bonaparte were adversaries on an epic scale. Across Europe and beyond, the armies of Great Britain and France clashed, from the Iberian Peninsula to India, from Austerlitz to the final confrontation at Waterloo. What drove the two clever, ambitious, determined men who masterminded these military campaigns? How did the underdog from Corsica develop the strategic military skills and the political cunning that gave him power over swathes of Europe? ...