西汉初期，统治者为安定社会，采取了“清静无为，与民休息”的政策，但诸侯国的叛乱此起彼伏，战争连绵不断。汉武帝即位后，实行开边政策，匈奴也不断南侵，战争的乌云也长期笼罩西北边境。司马迁洞察历史，精通兵学，在《史记》一书中常常描述惊心动魄的战争场面，刻画丰富? In the early Western Han Dynasty, the rulers took the policy of “quietly doing nothing and rest with the people” for the sake of stabilizing the society. However, the rebellions in the vassal states came one after another and the war continued. After the reign of Emperor Wu of Han Dynasty, the policy of opening to the front was implemented, and the Huns also continuously moved southward. The dark cloud of war also shielded the northwest border for a long time. Sima Qian insight into history, proficiency in military science, “Shiji” a book often describe the soul-stirring scenes of war, portrayed rich?