The Socio-Psycho Influence upon the Substitution of Dynasties Between the Western Han and Eastern Han Dynasties

After the middle of the Western Han Dynasty,with the ruling crisis increasingly rising,a wave of disgust for the Western Han Dynasty appeared and became widespread among different social classes,an important factor which eventually led to the substitution of the Western Han Dynasty.However,with the collapse of Wang Mang's reformation,nostalgia for the Western Han Dynasty was aroused,which contributed to the establishment of the Eastern Han Dynasty.