△. The term "emperor" has been around since the time of Qin Shihuang. It is a combination of the ancient title "emperor" and the term "Emperor Tai". Qin Shihuang should be the first emperor in Chinese history (reigned from 221 BC to 210 BC). △.The first emperor to use a year title to mark his year was Emperor Wu of the Western Han Dynasty (Liu Che). He began to use the reign name "Jianyuan" in 140 BC. △.The earliest baby emperor was Emperor Zhao of the Western Han Dynasty (Liu Fuling), who was only 8 years old when he came to the throne in 87 BC. △.The youngest emperor to ascend the throne was Emperor Shang of the Eastern Han Dynasty (Liu Long), who became emperor just over 100 days after he was born. △. The emperor who appointed the most queens was Emperor Zhaowu (Liu Cong) of the Xiongnu Han Kingdom during the Sixteen Kingdoms period. During his 8-year reign, he appointed 11 queens. △. The first female peasant uprising leader to be called emperor was Chen Shuozhen, a native of Muzhou, Zhejiang Province in the Tang Dynasty. In 653, he led thousands of peasants to rise up, calling himself "Emperor Wenjia", setting up official offices, and establishing peasant political power, which shocked Jiang and Zhejiang. △.The emperor who used the most era names was Wu Zetian. She had changed 18 era names during her more than 20 years in power. △. The dynasty with the most changes of emperors was the Tang Dynasty, with the General Secretary replacing more than 20 emperors. △.The emperor who reigned the longest was Xuanye (Emperor Kangxi) of the Qing Dynasty, who lasted for 61 years (reigned from 1661 to 1722). △. The emperor who wrote the most poems was Hongli (Emperor Qianlong), Emperor Gaozong of the Qing Dynasty. According to the "Concise Catalog of the Complete Library of the Siku Quanshu", there were 4 collections of his imperial poems and a total of about 33,950 poems, which far exceeded the prolific emperor. The poet Lu You. △.The last baby emperor was Puyi (Emperor Xuantong), the last emperor of the Qing Dynasty, who was only 3 years old when he came to the throne. He is also the person who has served as emperor the most times in the history of our country. He served as emperor three times in his life. The first time was from 1908 to 1912. The second time was in 1917 when Zhang Xun, Kang Youwei and others supported the restoration, which lasted only 12 days. The third time was in 1917. In 1934, with the "support" of Japan, he was promoted from the ruler of the pseudo "Manchukuo" to the emperor of the pseudo "Manchu Empire". In fact, he was just a puppet until Japan announced its surrender in 1945.