How did Li Chengqian end?

Li Chengqian's ending was that he was deposed as a commoner and exiled to Qian Prefecture. In 644 AD, Li Chengqian died in exile. Emperor Taizong of the Tang Dynasty stopped court for him for several days and buried him according to the etiquette of the Duke of the State.

Li Chengqian's ending was to be deposed as a commoner and exiled to Qian Prefecture. In 644 AD, Li Chengqian died in exile. Emperor Taizong of the Tang Dynasty stopped court for him for several days and buried him according to the etiquette of the Duke of the State.

Crown Prince Li Chengqian's final outcome was to be deposed as a commoner. During the fight for the throne between Emperor Taizong of the Tang Dynasty and Li Tai of the Wei Dynasty, Li Chengqian was deposed due to his rebellion. After he was demoted to a commoner, he was exiled to Qianzhou and died in exile in 644 AD. Emperor Taizong of the Tang Dynasty stopped court for him for several days and buried him according to the etiquette of the Duke of the State.

The specific method of Li Chengqian's rebellion was not mentioned. Therefore, I don't know how Li Chengqian rebelled.

Li Chengqian had indeed rebelled. In 643 AD, he attempted to seize the throne, and according to the laws of the time, Crown Prince Li Chengqian must be killed. As a father and emperor, Li Shi Min felt extremely painful and heartbroken when faced with the Crown Prince's rebellion. Although Li Chengqian did not regret his actions, he also realized that his actions might pay a painful price. As for what decision Li Shimin made, the search results did not mention it.

Li Chengqian rebelled.

Yes, Li Chengqian rebelled. According to the contents of documents 1, 2, 3, 4, 5, 6, 7, 8, and 10, Li Chengqian chose to rebel because he felt that his position was threatened. His younger brother, Li Tai, gradually gained a group of supporters, and he felt uneasy about his position as the Crown Prince. In addition, Li Chengqian's expectations of Li Shiming were too high. He felt that his treatment was too different from his younger brothers, which made him feel very uncomfortable. In the end, Li Chengqian decided to take extreme measures and attempted to force Li Shimin to abdicate. Therefore, according to the information provided, it could be confirmed that Li Chengqian had rebelled.

[Li Chengqian did rebel.]

Yes, Li Chengqian rebelled. According to document 1, Li Chengqian's rebellion was directly caused by his dissatisfaction and fear of Li Shiming. He was dissatisfied with Li Shiming's execution of his pet boy and his control over him. He was afraid that Li Shiming would depose him or let his younger brother inherit the throne. In addition, according to document 2, Li Chengqian's rebellion was due to his personality defect and psychopath. He had changed from a clever, cute, and filial prince to a dissolute, wanton, and delusional traitor. Therefore, according to the information provided, it could be confirmed that Li Chengqian was indeed plotting rebellion.

Li Chengqian had indeed rebelled. According to the contents of documents 1, 2, 3, 4, 5, 6, 7, 8, and 10, Li Chengqian chose to rebel because he felt that his position was threatened. His younger brother, Li Tai, gradually gained a group of supporters, and he felt uneasy about his position as the Crown Prince. In addition, Li Chengqian's expectations of Li Shiming were too high. He felt that his treatment was too different from his younger brothers, which made him feel very uncomfortable. In the end, Li Chengqian decided to take extreme measures and attempted to force Li Shimin to abdicate. Therefore, according to the information provided, it could be confirmed that Li Chengqian had rebelled.