History of the Roman Empire from this point on, leading his biographers to label him as insane. Most of what history remembers of Caligula comes from Suetonius, in his book "Lives of the Twelve Caesars". According to Suetonius, Caligula once planned to appoint his favourite horse Incitatus to the Roman Senate. He ordered his soldiers to invade Britain to fight the Sea God Neptune, but changed his mind at the last minute and had them pick sea shells on the northern end of France instead. It is believed he carried on incestuous relations with his three sisters: Julia Livilla, Drusilla and Agrippina the Younger. He
Emperor Ku great-grandson to Yellow Emperor. According to speculative dates calculated after 100 BC by Liu Xin, he is supposed to have ruled from c. 2436 BC to c. 2366 BC, though other dates are also mentioned. When he became emperor, Ku added the title "Di", meaning "Emperor", or "God-emperor", in front of his name. After achieving the imperial title, Ku was said to travel seasonally by riding a dragon in spring and summer, and a horse in autumn and winter. Among other things, Ku was said to be an inventor of musical instruments and composer of songs. According to the "Lüshi