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After agreeing to sign the Boxer Protocol the government then initiated unprecedented fiscal and administrative reforms, including elections, a new legal code, and abolition of the examination system. Sun Yat-sen and other revolutionaries competed with reformers such as Liang Qichao and monarchists such as Kang Youwei to transform the Qing empire into a modern nation. After the death of Empress Dowager Cixi and the Guangxu Emperor in 1908, the hardline Manchu court alienated reformers and local elites alike. Local uprisings starting on October 11, 1911 led to the Xinhai Revolution. Puyi, the last emperor, abdicated on February 12, 1912.

When did he step down?
February 12, 1912