一“太平天国运动后期形势图”说明一八五六年秋,太平天国领导集团发生内争,革命形势急剧逆转,从战略进攻转向战略防御。一八五八年九月,太平军攻破清军江北大营。同年十一月又取得三河大捷。一八六○年五月击溃清军江南大营。同年陈玉成、李秀成分别率太平军西征武昌,由于英国侵略者的干涉,西征受阻。一八六一年九月安庆失陷。在东 A “Picture of the Post-Taiping Heavenly Kingdom Movement” shows that in the autumn of 1856, there was a civil war in the leading group of the Taiping Heavenly Kingdom and the situation in the revolution was drastically reversed, shifting from a strategic offensive to a strategic one. In September 1858, the Taiping army smashed the Qing Camp in Jiangbei. In November the same year made three river victory. May 1880 defeated Qing Gangnan Camp. In the same year, Chen Yucheng and Li Xiucheng, respectively, led the Taiping army to march toward Wuchang. Due to the intervention of the British invaders, the Western expedition was blocked. Anqing lost in September 1861. In the east