| The Ke'a war is the war that Russia through the hands of aid of the Outer Mongolia, launch a aggressive war to China.It is a part of Russian invasion policy to China .China can achieve the final success in this war, not only has defended China's border area territory, but also greatly encouraged a national psychology inspiration at that time. This article by the traditional history's proof method, from branch the Ke'a war's background, process, result, influence as well as Russia's in war aspects and so on function, makes a quite overall dissertator on this war.From on this war's research, we not can only see Russia's ambition in invading into China, but also can see the Chinese frequent civil war and the sorrow of that the government takes not enough consideration to northwest border area .so that the heavy responsibility of defended the border area fall in Yang Zengxin, the warlord of Xinjiang province. As a patriotic feudal bureaucrat and under the Xinjiang extremely difficult crisis ,Yang Zengxin increased the recent work and carried on the military deployment positively, and has gained the final victory under the First World War's international background. During the success to defended the border area also to maintain himself in Sinkiang 's rule. After the war ,the Altay′s under the Xinjiang government have a significance to Chinese policy to border area. |