The Social and Historic Reasons for The Forming and Developing of Governing by law In Pre-Qin Dynasty

The thought--governing by law in Pre-Qin Dynasty is originated from Spring-Autumn times.The rising of feudal landlord economy provides the soil for the bud and growth of this thought;the powers and dukes' struggling for power and land provides broad space for this thought;freedom of speech and academy creates good cultural environment for the developing and flourishing of this thought.