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
Siberian River Routes It goes without saying that all of this development took place as far south as possible. The result is a pattern in which the Russians form a long narrow belt along the southern border with some extensions northward, mainly to where minerals can be found. The rivers are still used, but largely for north-south transport to and from the Trans-Siberian Railway. Siberian River Routes Siberian River Routes were the main ways of communication in the Russian Siberia before the 1730s, when roads began to be built. The rivers also were of primary importance in the process of Russian exploration and