abstract:Empress Dowager Ci'an (Wade-Giles: Empress Dowager Tzu-an; , Manchu: Hiyoošungga Jekdun Iletu Hūwanghu; 20 August 1837 – 8 April 1881), popularly known in China as the East Empress Dowager (), and officially known posthumously as Empress Xiao Zhen Xian (Wade-Giles: Empress Hsiao Chen Hsien; ), was the second Empress Consort of the Xianfeng Emperor (b. 1831 – d.