Li Shimin joined the army as a teenager and went to Yanmenguan to rescue Yang Di. After the establishment of the Tang Dynasty, Li Shimin, the official residence of Shang Shuling, was the general of the right army, and was later named Qin Gong and King of Qin. He led his troops to pacify Xue, Liu Wuzhou, Dou Jiande and Wang, and made great contributions to the establishment and unification of the Tang Dynasty.
On the fourth day of June in the ninth year of Wude (July 2, 626), Li Shimin launched the "Xuanwumen Rebellion", killing his eldest brother, Prince Li, and his fourth brother, King Li Yuanji of Qi, and his son, and was made a prince. Soon, Tang Gaozu Tang Gaozu abdicated, Li Shimin acceded to the throne, and changed his chastity.
During Li Shimin's reign, he actively listened to the opinions of ministers, ruled the country with courtesy at home, was modest and courteous, practiced economy, advised farmers and mulberry workers, and enabled the people to recuperate, enrich the country and strengthen the people, thus creating a famous chastity rule in the history of China. Open up the territory to the outside world, attack and destroy the East Turkistan and Xueyantuo, conquer Gaochang, Qiuci and Tuguhun, hit Goguryeo hard, and set up four towns in Anxi, where all ethnic groups lived in harmony, and were honored as "Tiankhan" by people of all ethnic groups, laying an important foundation for the prosperous years of Tang Dynasty 100 years.
On May 3rd, the 23rd year of Zhenguan (10, July 649), Li Shimin died of illness in Hanfengtang, at the age of 52, and he reigned for 23 years. His temple name is Taizong and he was buried in Zhaoling.
Li Shimin loves literature and calligraphy, and has poems handed down from generation to generation by Mo Bao.