They were rewarded with greater autonomy in return for their contributions to the revolt against the Qin .
After the fall of the Qin , Minyue was established in 202 BC , and Eastern Ou in 192 BC , with the support of the Han .
Han were rewarded with greater autonomy in return for Han 's contributions to the revolt against Qin Qin .
After the fall of the Qin , Minyue was established in 202 BC , and Eastern Ou in 192 BC , with the support of the Han .