| The navy in Wei-jin & Northern-Southern Dynasties grew up rapidly as a new kind of army, and became main force mentioned in the same breath just as infantry and cavalry at one fling. The growing-up of the navy gradually made the naval battles frequent, the warships and weapon of the navy developed quickly, and the especial attacking and defending tactics of the navy began to form. At the same time, the professional military management and training had been strengthened, and the military logistic security was also developed. As a whole, the navy in Wei-jin & Northern-Southern Dynasties had possessed the characteristics of growing-up quickly, campaigning widely, fighting both on the land and water, having mulriple functions and having the posture that the southern navy was stronger than the northern. The reasons which caused the navy growing-up quickly mainly boiled down to the war barycenter moving towards south, the convenience of waterway, the development of the shipbuilding technology, the recognition of the monarch, the superiority of the natural and geographical circumstances. The development of the navy in Wei-jin & Northern-Southern Dynasties greatly influenced both the society of the time and the aftertime, it caused twice long-term confronting each other between the South and the North, advanced the prosperity of freshwater shipping, accelerated the development of the shipbuilding, enriched the contain of Chinese ancient military history, effected the transition of Chinese ancient military system and drove the development of Chinese ancient navigation. |