Nguyen Dinh Dau is one of the most prestigious & profound historians of contemporary Vietnam. His booklet that you are holding provided a readership with serious & fundamental materials regarding borders & official names of the Country of Vietnam during Nation-building process from the beginning to present day. Contents: Chapters 1: 15 administrative units of the Van Lang - Au Lac Kingdom. 2 - Vietnam in the long period of Chinese dominance (about 1000 years). 3 - Vietnam in the period of independence & self-governance (after 10th century). 4 - Vietnam in the period of united territory under the Nguyen Dynasty reign (1802 - 1945). 5 - The Country of Vietnam from the year of 1945 up to now. 6 - Appendix: A letters / diplomatic documents that were changing between feudal governments of Vietnam & China regarding the issues of borders & names of Vietnam. 7 - Illustrative maps.