A Study on the Fault in the Policy of Ethnic Affairs of the Ming Dynasty from the Relational Change between Wang-Wutangthe Jianzhou Nuzhen Leader and the Ming Dynasty

Wang-Wutang was a loyal and obedient leader of Nuzhen to the Ming Dynasty in the 4th year of Wanli,but in Wanli 7-8 year,their homeland had been damaged by Li-Chengliang because of his invading actions to the Ming Dynasty.During a few years,the direct reason of serious changing is the ethnic oppression and ethnic discrimination that Ming Dynasty imposed upon the Jianzhou Nuzhen;the indirect reason is the greater faults of the Ming Dynasty in the ethnic practice of Liaodong area.The primary cause is the wrong ethnic thought and the wrong ethnic policy of Ming Dynasty.