The work, made public on August 4, Juche 86 (1997), clarifies the immortal exploits President Kim Il Sung performed in the cause of national reunification.

It formulates the three principles of national reunification, the ten-point programme of the great unity of the whole nation and the proposal for founding the Democratic Federal Republic of Koryo as the three charters for national reunification. It also indicates the tasks to be fulfilled to achieve the cause of national reunification on the basis of the three charters and ways to do so.