After the rebellion of An lushan and Shi siming, Tang dynasty was from prosperity to declination when the central regions of economy transferred to the South and the eunuchs domineered in the palace.

• 安史之乱以后，唐朝国势由盛而衰。经济上，北方经济遭到空前的破坏，经济重心转移至南方；政治上，内有宦官专权，外有藩镇割据；