The Discussion About Of Youdeuk-gong With He’s《Research Of Bohai》History Understanding

YouDeuk-Gong (1748-1807) As one of Northern school of thought scholar representatives, he’s active in the literary world in the late of Korea’Li Dynasty, and he played an important part in Chinese poems, social customs and history researches. The article would clean up the course of his life and Korea’s social background systematically, and do some researches to some important problems in the research of Bohai, so we can have a good knowledge of YouDeuk-Gong and his book the Research of-BohaiNot only the Research of Bohai reflect YouDeuk-Gong’s cognition to Korea’s ancient history in some way, but also a reflect to the whole Korea. The finished of a difference to Korea’s history research. The book combined YouDeuk-Gong’experience to Korea’s social background and do some researches about YouDeuk-Gong and his reason to write the book, and analyse a few emphasis, difficulty and doubtful points in detail on the base of history and new research. The article proposed in detail above.The article would analyses the following six chapters.The first chapter is an introduction. It describes the reasons and academic value of the topic, as well as the Chinese and foreign academic dynamic, and it contains the study ideas and the research methods, and the innovation and feasibility of the thesis.The second chapter mainly analyses YouDeuk-Gong’s experience and cognition’change to Korea’ ancient history and combine Korea’s social environment.The third chapter do a particular survey of Piao Qi jia, Cheng Haiying and YouDeuk-Gong’s foreword. The three foreword describe the writer’s position and attitude to some history problems, and evaluate to YouDeuk-Gong and his work, which matter a lot to research., Meantime, the chapter grasp YouDeuk-Gong’s train of thought and ture reason to write the book by deep analyse Liu Degong’s foreword. The forth chapter analyse the Research of Bohai’s important content carefully. The research of geography is the longest part in the Research of Bohai, meantime it include most difficulty and doubtful points. Then through comparing Dongjing, zhongjing and Nanjing, we can have overall analysis to knowledge points. Besides, the article would compare Junkao, Chenkao, Guoshukao and Shuguokao and do researches on concerning contents.The fifth chapter is fix position to YouDeuk-Gong’perspective of history and analyse YouDeuk-Gong’s purpose to write the book, and expound the research of value in detail.