(Chinese: 孫子兵法) is a Chinese military treatise written during the 6th century BC by Sun Tzu. Composed of 13 chapters, each of which is devoted to one aspect of warfare, it has long been praised as the definitive work on military strategies and tactics of its time.The Art of War is one of the oldest books on military strategy in the world. Like a work of mathematics or science, much of the work ...