The book provides readers with quite comprehensive and up-to-date information about sea and islands; potentials and strengths of Vietnam's sea and island; The management, exploitation and protection of Vietnam's sovereignty over seas and islands in the context of international and regional situations are complicated and tense at present. The book plays an important role in educating and raising awareness for the people, especially the young generation, with pride in the "silver sea" area of the country, the traditions of the previous generations fought bravely, sacrificed to protect the sacred sea, to protect each part of the territory of Vietnam.