This is the classic book on war as we know it. During his long life, Basil H. Liddell Hart was considered one of the world's foremost military thinkers--a man generally regarded as the "Clausewitz of the 20th century." Strategy is a seminal work of military history and theory, a perfect companion to Sun-tzu's The Art of War and Carl von Clauswitz's On War.

Liddell Hart stressed movement, flexibility, and surprise. He saw that in most military...