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 USA and Russia's Pacific ports unmolested. This contrasted with Germany and Britain's behaviour; their navies would destroy or capture neutrals' ships sailing to their respective adversaries. As a result, the Pacific Route – involving crossing the northern Pacific Ocean and the Trans-Siberian Railway – became the safest connection between the USA and the USSR. Accordingly, it accounted for as much freight as the two other routes (North Atlantic–Arctic and Iranian) combined, though cargoes were limited to raw materials and non-military goods (locomotives, clothing, foodstuffs etc.). From 1941–42 the railway also played an important role in relocating Soviet industries from European