Li Hong's father was Tang Gaozong, Li Zhi.
Li Shi's father was Li Yu, the Tang Dynasty's patriarch.
Li Xuan's father did not clearly explain in the information he provided. He could be a fictional character, or his father's identity was not mentioned in the story. If Li Xuan was a character in the novel, then his background story might not have involved his father. If Li Xuan was a real person, then his personal information might not have been made public. While waiting for the anime, you can also click on the link below to read the classic original work of " Full-time Expert "!
Li Hong's biological mother was Empress Xiao Shengxian of the Nihulu family.
There were different opinions and disputes about the cause of death of Li Zhi's son, Li Hong. There was a saying that Li Hong was poisoned to death by his mother, Wu Zetian. However, most modern historians believed that Li Hong had died of illness and not been killed by Wu Zetian. Therefore, there was currently no conclusive evidence to determine who killed Li Hong.
There was no clear answer as to who killed Li Zhi's son, Li Hong. There were some historical records and dramas that claimed that Li Hong was killed by his mother, Wu Zetian. However, these were just rumors and guesses. There was no conclusive evidence. "Therefore, based on the information provided, I'm unable to determine Li Hong's cause of death and who the murderer is.