Incest of unequal gravity: the "incestus iuris gentium," which was applied to both Romans and non-Romans in the Empire, and the "incestus iuris civilis," which concerned only Roman citizens. Therefore, for example, an Egyptian could marry an aunt, but a Roman could not. Despite the act of incest being unacceptable within the Roman Empire, Roman Emperor Caligula is rumored to have had sexual relationships with all three of his sisters (Julia Livilla, Drusilla, and Agrippina the Younger). Emperor Claudius, after executing his previous wife, married his brother's daughter Agrippina the Younger, and changed the law to allow an otherwise illegal union.
Emperor He of Han that he would be healthier, and then that night he was proclaimed emperor, as Emperor Shang. Emperor Shang would only live to age one, however, and died later in 106. After Emperor Shang's death, Empress Dowager Deng was apprehensive that Liu Sheng might resent her for not making him emperor first, refused to make him emperor, but made Prince Qing's son Liu Hu (劉祜) emperor, as Emperor An. Emperor He of Han Emperor He of Han (; 79 – 13 February 106) was an emperor of the Chinese Han dynasty who ruled from 88 to 105. He was the 4th