Zeng Guofan
In August 1864, Zuo, together with Zeng Guofan, dethroned the Taiping Heavenly Kingdom's teenage ruler, Hong Tianguifu, and brought an end to the rebellion. He was created "First Class Count Kejing" for his part in suppressing the rebellion. He, Zeng Guofan and Li Hongzhang were called "Zeng, Zuo, Li", the leaders in suppressing the rebellion.