The Extraordinary Life of The Last Emperor of China in Puyi's autobiography "From Emperor to Citizen", and instead focuses on disclosing untold stories of Puyi in a multi-layered fashion. The book also contains historic documents of more than 300,000 Chinese characters related to Puyi's life. In addition to old photographs, Jia also publicised many cultural relics about Puyi for the first time in his book. The relics include: Puyi's abdication decree written in the Mongolian language and Chinese issued by the Colonial Affairs Department in 1911; the preferential conditions for the Qing imperial family; the Hongxian porcelain tray customised for Yuan Shikai; letters written by Puyi to farmers and
Emperor of China Heaven"" (i.e., the whole world). In practice not every Emperor held supreme power in China, although this was usually the case. Emperors from the same family are classified in historical periods known as dynasties. Most of China's imperial rulers have commonly been considered members of the Han ethnicity, although recent scholarship tends to be wary of applying present day ethnic categories to historical situations. During the Yuan and Qing dynasties China was ruled by ethnic Mongols and Manchus respectively. The orthodox historical view sees these as non-native dynasties that became sinicized, though some recent scholars (such as those of the