From September 13 to October 16, 1949, the soldiers of the Fourth Field Army of the Chinese People's Liberation Army (PLA) ushered in the founding of the People's Republic of China with their lives and blood in the Battle of Hengbao, which spanned the founding ceremony of the People's Republic of China.

During the Sino-Japanese War, Commander-in-Chief Zhu De leads the Eighth Route Army in pivotal battles against the Japanese invaders.