1. The history of the Tang Dynasty began in 6 18 when Tang Gaozu Li Yuan proclaimed himself emperor, and ended in 907 when Zhu Wen usurped the throne of the Tang Dynasty in 289. It can be roughly divided into several periods, roughly bounded by the Anshi Rebellion. At the beginning of the Tang Dynasty, the national strength was strong. In the period of Emperor Taizong, the national strength gradually recovered, defeating the strong enemy East Turkistan. Emperor Taizong was honored as "Tiankhan" and realized the rule of Zhenguan.

2. During the period of Tang Gaozong, he defeated powerful enemies such as West Turkistan and Koguryo, and established the rule of Yonghui. After Tang Gaozong's death, Wu Zetian reached its peak in People's Republic of China (PRC)'s founding week in 690. Until 705, Tang Zhongzong was restored by the Dragon Revolution. It was not until Emperor Xuanzong of the Tang Dynasty succeeded to the throne that Wu Zhou completely ended. Xuanzong of the Tang Dynasty entered its heyday, which was the second peak and turning point of the Tang Dynasty. During the Kaiyuan period, Emperor Xuanzong of the Tang Dynasty got rid of the disadvantages of the previous dynasty, became politically enlightened and conquered all countries in the world, which is known as the prosperity of Kaiyuan in history.

Li Shimin, Emperor Taizong, came to Luoyang three times to handle government affairs and foreign affairs, and lived in Luoyang Palace for two years. In the 23rd year of Zhenguan in Tang Dynasty (AD 649), Emperor Li Zhi ascended the throne. In the sixth year of Yonghui (AD 657), they came to Luoyang to handle state affairs, and Luoyang was the eastern capital. In fact, the capital of the Tang Dynasty has moved from Chang 'an to Luoyang. Emperor Xuanzong of the Tang Dynasty reigned for 44 years, with Luoyang as its capital 10. In 904 AD, our army Xuanwu sent Zhu Wen to Chang 'an, took Emperor Taizong (Zhaozong) hostage and moved the capital to Luoyang. In 907 AD, Zhu Wen abolished Emperor Tang (Aizong) and Tang died. During the Tang Dynasty, Luoyang and Chang 'an were both famous cities in the world. Tang Gaozong, Zhongzong, Zong Rui, Xuanzong, Zhaozong and Aizong were the six emperors of Luoyang in the Tang Dynasty, and the Luoyang Dynasty lasted for more than 30 years.

In 4.755, An Lushan launched a rebellion, which was called An Shi Rebellion. In the late Tang Dynasty, because of political corruption, civil strife broke out in the late Tang Dynasty. Among them, the Huang Chao Rebellion destroyed the economy in the south of the Yangtze River, completely disintegrated the economy in the Tang Dynasty, and led to the separatist regime in the country. Finally, the Tang Dynasty was controlled by Zhu Quanzhong. He forced to move the capital to Luoyang, and in 907 he forced to go to Zen, and Tang died. Zhu Quanzhong Liang Jianguo, known as Hou Liang in history, entered the Five Dynasties and Ten Kingdoms period.