Chapter 1Three Heroes Swear Brotherhood In The Peach Garden;One Victory Shatters The Rebels In Battlegrounds.[e] Up to this time AD 168, China had had five dynasties: Mythology (BC 5000-2200), Xia Dynasty (BC 2200-1700), Shang Dynasty (BC 1700-1050), Zhou Dynasty (BC 1050-221), Qin Dynasty (BC 221-206), and Han Dynasty (BC 206-AD 220). The Age of Seven States was BC 475-221, which was also known as the Warring States Period. The seven main states were Qin, Chu, Yan, Qi, Wei, Zhao, and Han. .....[e] At the end of the Warring States Period, Qin conquered other states, and consolidated the empire. The first emperor of Qin is credited with the building of the Great Wall in large scale. .......