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
Trans-Siberian Railway the original route, with a few stopovers (e.g. in Harbin, Grodekovo and Ussuriysk). Such an itinerary would pass through the following points from Harbin east: The Trans-Mongolian line follows the same route as the Trans-Siberian between Moscow and Ulan Ude, and then follows this route to Mongolia and China: New lines between Perm and Mariinsk via Ural base tunnel, Nizhny Tagil, Tyumen and Tomsk, from Krasnoyarsk via Eniseisk, Ermakovo, Igarka to Dudinka, from Kirov via Tobolsk, Surgut, Nizhnevartovsk, Eniseisk to Bratsk, and from Nizhny Tagil via Tobolsk and Tomsk to Eniseisk are proposed. Moscow-Kazanskaya - Ryazan - Samara - Ufa