East Siberian Railway At first, the East Siberian Railway was a single-track railroad. In 1907, they began the construction of the second track, which would end in 1916. Administratively, the main line was divided into four railways: the Siberian Railway (from Chelyabinsk to Innokentyevskaya railway station with a line towards Tomsk), the Transbaikal Railway (from Innokentyevskaya railway station to Sretensk with a line towards Manchuria railway station), the Ussuri Railway (from Vladivostok to Khabarovsk), and the Amur Railway (from Kuyenga railway station to Khabarovsk). In 1915, the East Siberian Railway was divided into five railways, the Omsk Railway, Tomsk Railway, Transbaikal Railway, Amur
Trans-Siberian Railway with its Trans-Manchurian branch) served as the essential link between Germany and Japan. One commodity particularly essential for the German war effort was natural rubber, which Japan was able to source from South-East Asia (in particular, French Indochina). As of March 1941, 300 tonnes of this material would, on average, traverse the Trans-Siberian Railway every day on its way to Germany. According to one analysis of the natural rubber supply chain, as of 22 March 1941, 5,800 tonnes of this essential material were transiting on the Soviet railway network between the borders of Manchukuo and the Third Reich, 2,000 tonnes