| Among numerous feudal kings in Chinese history, Emperor Tang Taizong occupied a special status absolutely. when he was in power, he summed up the experience of the ruling class and drew a lesson from the quick downfall of Sui Dynasty, and there appeared a world-renowned peaceful and prosperous period known as Zhenguan Zhizhi. Tang's achievements not only affected Tang Dynasty deeply, but has had the he profound influence to the later generation, and many kings behind him regards his as the idolatry.The researches of academic circles mostly concentrate on the concrete incident course of internal affairs and diplomacy from the historic angel or political thoughts and political philosophy from the political angel, and very few people analyze his thoughts as regulator from the angel of the science of administration. As the one of the most successful crowned heads, Emperor Tang must have the unique opinion on the country management. In this thesis, the author try to make a overall systematic analysis about Tang Taizong's thoughts of rugulating a country and discuss the cause of how it form, the influence of this thought.About the research approach, the author used the documental analyse and systemic analyse method, based on the analysing of the historic documents and referring to the other scholars'research results. This thesis can be devided into three parts. In the first part, the author probed into the reason why his thoughts had formed, and pointed out that it was based on the social background, the thoughts of the forefathers, Tang Taizong's practice at that time.. The second part was consist of Administrative leadership, the personnel administration, the administrative communication and the administrative oversight, the administrative government by law, the national government and the administrative culture and so on, In the third part, the author analyzed the meaning and influence of the thoughts, and what can people draw the lesson from the Tang's thoughts. |