What are the four periods of the Tang Dynasty?

The Tang Dynasty is divided into four stages: early Tang, prosperous Tang, middle Tang and late Tang;

1, early Tang Dynasty (6 18 -7 12), from 6 18, Li Yuan established the Tang Dynasty until the reign of Xuanzong.

2. During the prosperous Tang Dynasty (7 12 -762), Zong Rui Zen was located in Li Longji, the king of the Tang Dynasty, and entered the prosperous Tang Dynasty. Poetry in the Tang Dynasty was the most prosperous in this period.

3. During the middle Tang Dynasty (762 -827), An Shi Rebellion was the turning point of the Tang Dynasty from prosperity to decline.

4. At the end of the Tang Dynasty (827 -906), Zhu Wen usurped the Tang Dynasty in 907, the Tang Dynasty perished, and China entered the Five Dynasties and Ten Kingdoms period.