Treaty of Portsmouth (1905)
“ SUB-ARTICLE TO ARTICLE III. The Imperial Governments of Japan and Russia mutually engage to commence the withdrawal of their military forces from the territory of Manchuria simultaneously and immediately after the treaty of peace comes into operation, and within a period of eighteen months after that date the armies of the two countries shall be completely withdrawn from Manchuria, except from the leased territory of the Liaotung Peninsula. The forces of the two countries occupying the front positions shall first be withdrawn. ”
