Siberian Intervention powers, since it allowed Germany to shift troops and war material from its eastern front to the west. Also, 50,000 man Czechoslovak Legion, fighting on the side of the Allied Powers, was now behind enemy lines, and was attempting to fight its way out through the east to Vladivostok along the Bolshevik-held Trans-Siberian Railway. Faced with these concerns, the United Kingdom and France decided to intervene in the Russian Civil War against the Bolsheviks. They had three objectives: The British and French asked the United States to furnish troops for both the North Russia Campaign and the Siberian Campaign. In
Trans-Siberian Railway Siberia. Despite the low speed and low possible weights of trains, the railway fulfilled its promised role as a transit route between Europe and East Asia. In the Russo-Japanese War (1904–1905), the strategic importance of the Trans-Siberian Railway was seen, though its shortcomings contributed to Russia's defeat in the war. The track was a single track and as such could only allow train travel in one direction. This caused significant strategic and supply difficulties for the Russians, as they could not move resources to and from the front as quickly as would be necessary, as a goods train carrying supplies,