Introduction to "The Heroes of the Black Soil - An Exhibition of the Deeds of the Martyrs during the Northeast Anti-Japanese War": "The Heroes of the Black Soil - An Exhibition of the Deeds of the Martyrs during the Northeast Anti-Japanese War" is divided into a prologue and five parts: the moment of national peril, the creation of the people's resistance against Japan Armed, the anti-Japanese struggle under night, the backbone of the Northeast anti-Japanese armed forces and the final victory of the anti-Japanese war. It shows the deeds of the anti-Japanese heroes who fought bravely and bloodyly for the independence and liberation of the Chinese nation during the 14-year arduous Anti-Japanese War in Northeast China.