LONDON – Two hundred years have passed since the battle of Waterloo, where Napoleon’s calamitous defeat made such a huge dent in his country’s self-image that General Charles de Gaulle, in his history of the French army, simply omitted it. Nonetheless, Napoleon, like de Gaulle, would both easily make it onto any list of history’s great leaders – assuming, of course, that one considers “greatness” to be an individual trait.