The Memorial Hall of the Victims in Nanjing Massacre by Japanese Invaders in Nanjing, Jiangsu Province, unveiled 13 new sets of cultural relics and historical materials on Friday, providing irrefutable evidence for restoring historical truth.

The released records include letters of Japanese soldiers, photos taken after the occupation of Nanjing by the invading Japanese army, archival records of military medics who died in the defense of Nanjing, and English and French periodicals.

Analysts say the newly released historical records provide irrefutable evidence for restoring the truth of history.