Trans-Siberian Railway as the Russo-Chinese part of the Trans-Siberian Railway, connecting Russia with China and providing a shorter route to Vladivostok. A Russian staff and administration based in Harbin operated it. Siberian agriculture began to send cheap grain westwards beginning around 1869. Agriculture in Central Russia was still under economic pressure after the end of serfdom, which was formally abolished in 1861. To defend the central territory and prevent possible social destabilisation, the Tsarist government introduced the Chelyabinsk tariff-break (Челябинский тарифный перелом) in 1896, a tariff barrier for grain passing through Chelyabinsk, and a similar barrier in Manchuria. This measure changed the
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