The Rise And Fall Of Natural Environmental Changes And The Northern Wei Dynasty

The Chinese ancient nature environment and its influence on history process are important problems that have theoretical and realistic meaning. The thesis is about Sixteen States and North wei Dynasty in order to push forward the research about that problem.Chapter 1 points out that one of the important reasons why Western Jin Dynasty was perished and then Sixteen States set up is the upheaval of nature environment. Continuously expand of the North China deserts because of the emergence of global cold and dry period resulted in continuously depravation of the nature environment. Hence the hordes moved toward south. They robbed the government under cover of the intramural fight of West Jin. And multifarious droughts during 3rd century A.D. empress period and 4th century ex-period resulted in the greater difficulty of West Jin and accelerated its collapse.Chapter 2 studies the reforms of Northern Wei government on the relation between agriculture and livestock fanning and the society organize. Tuoba Xianbei was one of hordes that moved toward south later. Therefore, it could summary experience precept and carry out the right policy, adjusted the relation between agriculture and livestock fanning,, mollified the race antinomy, and very soon realized feudalism. Because the Northern Wei government could adapt to the Chinese production and living environment, it strengthened the national strength and laid the economic foundation to unify northern China.Chapter 3 discusses the influence of nature disaster on Northern Wei annex war. The Northern Wei completed the logistics guarantee system, which rose very big function in the annex war. The chapter discusses the frozen disaster and uniform, the plague and medical treatment the famine and provisions for army guarantee. In the South and North Dynasty's war, the Northern Wei usually in the autumn and winter took the offensive, and Southern Dynasties at raining season or flood disaster launched to the Northern Wei's offensive, fought the site, and progressively carried out the policy with the water on behalf soldiers. Both parties became the balance of power, The balance could not be broken long-term.Chapter 4 analyzes the influence of the great wall-military towns defense system of the Northern Wei on environment. In the beginning of.Sth century Rouran was rising in the big desert. For the sake of the defense its harass the Northern Wei established the Great Wall梞ilitary towns defense system. That system was very successful on the military meaning. But the economic foundation of the military towns was built on the immigration. However the area was bad region of nature term for planting. Moreover the government lacked the stable agriculture policy, which resulted in the serious depravation of environment. During the beginning of 6th century A.D. in North China there broken out all kinds of nature disaster, including flood and drought disaster. People of Heibei and Shanxi had to move to the military towns because of the famines. And the policy of Northern Wei was error, generals were very cruel, finally it caused a big revolution and immigrate which directly caused the Northern Wei's perdition.