On how Qing Government Changed the Policy on Korean(1885-1894)

Based on the challenge of the relation between China and Korean,this paper discusses how the western countries set up the system of colonial expansion in Eastern Asia,which basically hit the traditional relation,especially points out the fact that Japan invaded Korean threatened the border of Qing Dynasty so Qing Dynasty began to interfere it completely.Moreover,it also analyses the background how Qing Dynasty changed the policy on Krean during 1885-1894.