In 1919, historian Hans Delbrück wrote an article in which he argued that an offensive against Russia would have been a more realistic strategy than one focused on France. The immediate provocation for the war was Russian mobilization, so an attack on France, let alone Belgium, was difficult to justify in terms of international opinion. | In 1919, historian Hans Delbrück wrote an article in which he argued that an offensive against Russia would have been a more realistic strategy than one focused on France. The immediate provocation for the war was Russian mobilization, so an attack on France, let alone Belgium, was difficult to justify in terms of international opinion. |