In November 1938, the headquarters of the Communist Party were situated in Yangjialing, Shaanxi Province, near Yan'an. The most significant event in Yangjia Ling's existence was the successful convening of the Seventh National CCP Congress in April 1945. Mao Zedong, Zhou Enlai, Liu Shaoqi, Chen Yi, Dong Biwu, Zhu De, Peng Dehuai, Ye Jianying, He Long, Nie Rongzhen, Luo Ronghuan, Liu Bocheng, Xu Xiangqian and others are represented on this two-part poster.