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
Far Eastern Railway footing in a very short period of time and began supplying the Eastern Front with military equipment, ammunition, and provisions. The railway management provided frontline railroads with staff, rolling stock, spare parts, and materials. Also, the Far Eastern Railway played an important role in assisting the Soviet Army in defeating the Imperial Japanese Army and seizing Southern Sakhalin and the Kuril Islands. In 1947, the Komsomolsk-on-Amur—Sovetskaya Gavan line was commissioned, providing the second (after the Trans-Siberian Railway) railroad access to the Pacific Ocean and cutting the distance in 1000 km for maritime transportation to Sakhalin, Kamchatka, and Magadan Oblast. Due