Late Ming Liaodong Policy Research

Liaodong,the first bondary of nine side is an important strategic point. Epecially during the late Ming Dynasty military forces,food and fodder converged in liaodong because national condition mingled with social contradiction.Liaodong policy induding personned placement,building frontier,borderdefense,ethnic goup etc,was formed during this new station.But liaodong policy didnt achieve success because of political corruption.Nuerhachi in Jianzhou took the opportunity and established HouJin in 1621 .they carried out military attack against Ming Dynasty This made LiaoDong policy endin litter failure.Under Nurhadu's military attack,the three strategic towns:Kaiyuan,shenyang,Guangning fell to the enemy one after another.The ming dynasty retreated in defeat again and again and was compelled from Liaodong.This thesis discuss espolitics,econmy,militaryof the late Ming Dynasty the dynasties from a new point of view in order to find the historical trace of the MingDynastys downfall.