Trans-Siberian Railway men and ammunition coming from west to east would have to wait in the sidings, whilst troops and injured personnel in a troop train travelling from east to west went along the line. Thus the Japanese were quickly able to advance whilst the Russians were awaiting necessary troops and supplies. After the Russian Revolution of 1917, the railway served as the vital line of communication for the Czechoslovak Legion and the allied armies that landed troops at Vladivostok during the Siberian Intervention of the Russian Civil War. These forces supported the White Russian government of Admiral Alexander Kolchak, based in
Return of the Chinese Eastern Railway the Soviet Union would regain partial control of the China Eastern Railway in the same arrangement as the original Russian concession from 1896. The railway was to be jointly owned and operated by the Soviet Union and Republic of China. In addition, the Soviet Union would regain sovereign interest in the ports of Lüshun and Dalian, which were at the terminus of the southern branch of the Chinese Changchun Railway, the South Manchuria Railway. The Yalta Agreement stated: "The Chinese-Eastern Railroad and the South Manchuria Railroad, which provides an outlet to Dairen shall be jointly operated by the establishment of