Princess Pingyang was very famous in the history of the Tang Dynasty. She established the first female soldier army in China and made great contributions to the establishment of the Tang Dynasty. Now Niangziguan, Shanxi, used to be a very important pass, which was named after her leading the army to defend the country, and thus left many legends about her. She is brave and good at fighting, and the female soldiers are invincible, so Princess Pingyang is called the most powerful princess in the Tang Dynasty. However, few people know that a generation of celebrities were actually prostitutes before this! Why didn't the official history record this experience? What's the mystery? In the old and new Tang books, only the record of Princess Pingyang's disappearance can be found, but the specific whereabouts are not explained. It is only recorded that she returned to China and rushed into her father's house with a troupe to recognize her relatives. At this time, Princess Pingyang is not only superior in martial arts, but also has the courage and talent of a general and the heroism of America in the past. There is such a legend circulating near Niangziguan, which has certain reference value for pursuing Princess Pingyang's disappearance as a prostitute. Whether we respect historical facts or not, the basis can be seen from the elegant demeanor of Princess Pingyang and people's infinite admiration for her! Li Yuan's only daughter is Princess Pingyang, also known as Li Sanniang. Li Yuan visited Taiyuan in June15, when the political situation was turbulent and the peasant uprising had spread all over the country. On the way, a great event happened and was ambushed by Yang Guang. The family was scattered in Lishan Mountain, and Princess Pingyang and the personal maid disappeared. In order to take care of the overall situation, Tang Gaozu led Yu Bing and his family, deus ex, to Taiyuan. Although I sent troops to look around in the future, Princess Pingyang disappeared like air.