This book is a study of the dual capital system of Ming dynasty China (1368-1644), with a focus on the administrative functions of the auxiliary Southern Capital, Nanjing. It argues that the immense geographical expanse of the Chinese empire and the poor communication infrastructure of pre-modern times necessitated the establishment of an additional capital administration for effective control of the Ming realm. The existence of the Southern Capital, which has been dismissed by scholars as redundant and insignificant, was, the author argues, justified by its ability to assist the primary...