On the Concept of National Territory and Its Political Practice in the Early Ming Dynasty As a kind of ideology, the concept of national territory is a basic understanding of the national territory, and has an important influence on the development of the national territory. In the constant fight, Zhu Yuanzhang gradually formed the basic understanding of the national territory.His concepts include four parts unification,inherited the orthodoxy of Yuan,Huayi no difference,different inside and outside,And this concept constitute the basic content of the concept of national territory. This paper is intended to take the Taizu Ping Dian as an example, analysis of the early Ming Dynasty concept of national territory and its features, explore the political practice of Yunnan pacification under its guidance.