The cities of Harappa and Mohenjo-Daro thrived between 2500 and 2000 B.C.E. in the Indus River Valley, there was also a caste system ( Brahmins, Kshatriyas, Vaishyas, Shudras, and the Untouchables)
Vedas- a collection of religious hymns, poems, songs, and an outline of Bragmin
Upanishads- a set of religious beliefs
Xia- Began around 2100 B.C.E.
Shang- Associated with Oracle bones and ancestor variation as well as the use of Bronze Weapons
Zhou- Associated with the Mandate of Heaven
Era of Warring States- provinces fighting until Shihuande united them through consequences and Legalism, Confucianism and Dadaism came out of it