五代辽宋夏金这个阶段，在中国历史上的地位一直不高。传统史学观点都认为这是继魏晋南北朝之后的第二个分裂时期。战争的杀戮和人民的苦难，给人们的心里留下了深重的阴影。然而人们也不否认：“积贫积弱”的宋朝，曾拥有中国“四大发明”的３项，指南针、火药和印刷术的... Five Dynasties and Liao Song Xia Jin this stage, the status in Chinese history has been low. According to the traditional historiography, this is the second division after the Wei, Jin and the Southern and Northern Dynasties. The killing of the war and the suffering of the people left a deep shadow on people’s hearts. However, people also do not deny that “the Song Dynasty, which was” poor and weak “, had three items of China’s” Four Great Inventions ", compasses, gunpowder and printing ...