Confucianism"s influence is particularly evident in the implementa- tion of the civil service system by the emperor gaozu, an aspect continued and expand- ed upon by successive rulers such as the empress wu. Daoism: who/what: chinese philosophy, when: 221 b. c. e to beginning of 20th century, where: china, historical significance: daoism is a chinese philosophy concerned mainly with maintaining balance on all major aspects of life. Followers of this philosophy believed in the idea of every action has an opposite reaction," a principle that influenced the policies of the chinese imperial tang dynasty. The daoist principles of ruling without ruling" and diplomacy are particularly evident in the emperor taizong"s clever diplomatic maneuvering with various northern barbar- ians, accounting for the relative peace and stability of the period. Legalism: who/what: chinese philosophy, when: 221 b. c. e to beginning of 20th century, where: china, historical significance: legalism in china is very activist.