Sakhalin
The 1904-1905 Russo-Japanese War resulted a Japanese victory when the Imperial Russian Navy and the Imperial Russian Army got defeated by the Imperial Japanese Army and the Imperial Japanese Navy in 1905 when the Empire Of Japan led by Emperor Meiji declared war on Tsar Nicholas II in 1904 when Trans-Siberian railway was to built more Railway Tracks in Manchuria in the Qing Dynasty and Korea . Japan took the southern part of Sakhalin and renamed it to South Sakhalin and control it from 1905-1945 .