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John Keegan

John Keegan illustrates how the D-day landings marked the beginning of the end of Germany's grip over Europe.

'War, far from being an exact science, is a terrible and impassioned drama' wrote Baron de Jomini in 1862. John Keegan argues that it is this drama that military historians must confront in their probe into man's past.

John Keegan reflects on the motives for war throughout human history.