Barry R. Posen explores how army doctrine takes form and the function it performs in grand strategy―that selection of army, financial, and political skill and ends with which a nation makes an attempt to accomplish protection. Posen isolates 3 the most important components of a given strategic doctrine: its offensive, shielding, or deterrent features, its integration of army assets with political goals, and the measure of army or operational innovation it includes. He then examines those parts of doctrine from the views of association concept and stability of strength thought, bearing in mind the effect of expertise and geography.
Looking at interwar France, Britain, and Germany, Posen demanding situations each one conception to give an explanation for the German Blitzkrieg, the British air protection method, and the French Army's protecting doctrine usually linked to the Maginot Line. This rigorous comparative research, during which the stability of energy concept emerges because the extra valuable, now not only
allows us to find vital implications for the research of nationwide technique this present day, but additionally serves to sharpen our realizing of the origins of global conflict II.