This book conducts a systematic research on the basic theoretical system of ethnogeography, area differentiation and spatial changes of ethnic community, national ecological outlook on human-land relations, geographical distribution of various nationalities in the world, and historical geographical background of regional ethnic composition. From the perspective of the development of the discipline, through comprehensive review of the basic materials, development process, and research status of ethnogeography, the book reveals the basic theoretical issues of the basic concepts, subject attributes, research objects, contents and methods of ethnogeography and initially sets up the basic framework for the study of ethnogeography.