本文从研究我国东北古民族的“一体观”出发,对鲜卑、箕氏朝鲜、高句丽、渤海研究等人们所关注的问题,进行综合论述。作者认为考古发现有北魏刻石的嘎仙洞,不是拓跋鲜卑的起源地,对拓跋鲜卑所经由的路线也提出异议。箕子是殷人,箕氏朝鲜经过三迁才到达后来的乐浪郡地。高句丽迁都平壤,不是划分内外的标准和依据。作者同意渤海政权不曾与新罗为一个国家内的南北国或南北朝,对什么是南北朝作了详细的分析。作者强调国家和民族的观念不同,在研究中不能混同。这些学术探讨问题,对东北亚民族的讨论有参考价值。 Based on the study of the concept of “integration” of northeast ancient nation in our country, this article makes a comprehensive discussion of the issues of concern to people such as Xianbei, Kei’s North Korea, Goguryeo and Bohai Sea. The author believes that Archeology discovered that there was a mountaineering cave in the Northern Wei Dynasty, which was not the origin of Tuoba Xianbei and also opposed the route that Tuoba Xianbei took. Jizi is Yin, Kei North Korea after the three moved to reach the later Lelang County. Gaogou moved to Pyongyang, is not divided into internal and external standards and basis. The author agrees that the Bohai regime has not been in any detail with Silla as a country in North and South Korea or Northern and Southern Dynasties and what is the North and South Dynasties. The author emphasizes that the concepts of the state and the nation are different and can not be mixed in the research. These academic issues, the discussion of the Northeast Asian nation has reference value.