On the Scholars’ Pragmatism of the Historical Geography of the Northwestern Frontier from Jiaqin to Daoguang Period of Qing Dynasty

During the period of Jiaqing to Daoguang of Qing Dynasty, Academic circles began to study the historical geography of the Northwestern frontiers; they paid attention to the Social reality, and promoted pragmatism actively. They try to let the academic research services to the needs of the society. Formatted of an impressive academic faction. The article tries to talk about the Pragmatism thinking from four aspects.