History of China has progressed through five major stages - Primitive Society, Slave Society, Feudal Society, Semi-feudal and Semi-colonial Society, and Socialist Society. There were more than 5 dynasties during the ancient era. After that, China went into the Imperial Era which included the Sui, Tang and Song Dynasties.
The Sui Dynasty lasted for only 38 years and had only three emperors. The Equal-field system was initiated to reduce the rich-poor social gap and resulted in enhanced agricultural productivity; governmental power was centralized and the Three Departments and Six Ministries system officially instituted; coinage was standardized and re-unified; defense was improved, and The Great Wall was expanded. Buddhism was also spread and encouraged throughout the empire, uniting the varied people and cultures of China. Buddhism was popular during the Six Dynasties period that preceded the Sui dynasty. Buddhism gained prominence during the period, when central political control was limited, and also created a unifying cultural force that uplifted the people out of war and into the Sui Dynasty. The decline of the Sui Dynasty started from the second monarch, Emperor Yang, who was a typical tyrant. The expensive Military campaigns aroused widespread unrest. After returning from a failed campaign against Korea, the emperor was murdered in his palace. One of his generals declared the foundation of a new dynasty, known as the Tang Dynasty.
Tang Dynasty was founded by the Li family, who seized power during the decline and collapse of the Sui Empire. The Tang Dynasty was the most glistening historic period in China's history. Under the ruling of the Tang Dynasty, China became the most powerful and prosperous country in the world. The tang dynasty also witnessed a surge in Chinese culture. One reason for the expansion in culture was the influence of Buddhism. Buddhist