Whether as a general or a statesman, the two decades of Napoleon's maturity, from the triumphant invasion of Italy to the final defeat at Waterloo, were years of extraordinary achievement. Almost as remarkable as the victories were the disasters at Trafalgar, in the Iberian Peninsuala, in Russia and at Leipzig which the Imperial forces survived. James Marshall-Cornwall here analyzes Napoleon as military commander. Since, however, strategy and statecraft were as closely intertwined in Napoleon's career as in that of Oliver Cromwell, it is impossible to consider his generalship in complete isolation.