为什么抗战军人的一封家书，连敌人都被感动？

Core Viewpoint - The story of a heartfelt letter from a Chinese soldier, Wang Jinban, to his father during the Second Sino-Japanese War, which moved even the enemy soldiers, is revealed decades later through historical research and documentation [1][10][11]. Group 1: The Letter and Its Impact - The letter, written in neat calligraphy, expresses a father's deep concern and love for his son, who is away for military training [1][11]. - The letter was discovered by Japanese officer, Chikuzuma Tadanobu, during the East Zhou Island defense battle, and it later became a symbol of the shared humanity in wartime [4][11]. - Chikuzuma Tadanobu, moved by the letter, later adopted the name Wang Jinban in honor of the fallen soldier [11][13]. Group 2: Historical Context - The East Zhou Island battle in March 1939 saw a significant imbalance in forces, with the Japanese army having over 3,000 well-equipped soldiers, while the Chinese defenders numbered less than 1,000 and were poorly trained [7][8]. - Wang Jinban, an 18-year-old soldier, was part of the Zhejiang National Self-Defense Corps, which was formed just six months prior to the battle [5][12]. - The battle resulted in heavy casualties for the Chinese side, with over 230 soldiers lost, despite their valiant efforts [4][6]. Group 3: Research and Discovery - The letter and its story came to light when historian He Mingmin acquired a book detailing the history of the Japanese 85th Brigade, which included the account of the letter's discovery [10]. - Efforts to trace Wang Jinban's family led to the identification of his nephew, Wang Yifan, who expressed a desire to reclaim the letter [16][17]. - The search for Wang Jinban's final resting place remains ongoing, highlighting the enduring impact of his sacrifice [17].