Hue and the Nguyen Dynasty follow the stamp of time ; ; Research on Hue and the Nguyen Dynasty has had dozens of organizations and individuals with hundreds of large and small works, really creating a huge treasure of knowledge about the ancient capital of Hue and the last monarchy in Vietnam. Do Minh Dien belongs to the class of young researchers, but he soon chose his own path. From his passion for collecting books and learning about the cultural history of the land, he has had a remarkable accumulation of materials and in the past few years has continuously published many valuable research papers and papers in many different academic forums.