The book, divided into two volumes, deals with the data on wars in Korea for about 1 500 years from the ancient times to the late 14th century.

The book published in around 1450 was written by Jong Rin Ji and Ri Sok Hyong, bureaucratic scholars in the early years of the feudal Joson dynasty (1392-1910).

Described in the book are the outbreak, processes and results of 37 rounds of anti-invasion wars.

The book shows the Korean people's history of struggle against foreign aggressors and the parts of the strategy and tactics. It is of great value in making a study of war histories, military arts and military systems in the ancient and medieval ages of Korea.