Emperor of China Emperor of China The Emperor or Huangdi () was the secular imperial title of the Chinese sovereign reigning between the founding of the Qin dynasty that unified China in 221 BC and the abdication of Puyi in 1912 AD following the Xinhai Revolution and the establishment of the Republic of China, although it was later restored twice in two failed revolutions in 1916 and 1917. The holy title of the Chinese emperor was the "Son of Heaven" (), a title much older than the "Emperor of China" which predates the Zhou dynasty and recognized as the ruler of ""All under
Emperor Gaozong of Tang Sassanian prince Peroz III fled to China during this time around 670. The Chinese Emperor, who allowed Sassanian refugees fleeing from the Arab conquest to settle in China. In 675, Li Jinxing reached Silla territory with Mohe forces that submitted to Tang. However, Tang forces were repelled by Silla army at Maeso fortress. Meanwhile, by this time, Emperor Gaozong was continuously suffering from a persistent headache, and he considered making Empress Wu regent. Both Hao Chujun and Li Yiyan objected strenuously, and Emperor Gaozong did not make her regent. (The modern Chinese historian Bo Yang suggested that Emperor Gaozong's illnesses