1905 Representatives
of the Japanese and Russian governments agreed to peace terms at
Portsmouth, New Hampshire. U.S. President Theodore Roosevelt helped
negotiate the Treaty
of Portsmouth. Russia agreed to recognize the independence of Korea,
that Manchuria belonged to China, and to remove its troops from
Manchuria. Japan assumed control of the railway lines Russia had
constructed in Southern Manchuria. Further, Japan took over Port Arthur
(Dalian) on the Liaodong peninsula and a portion of Sakhalin island.
Japan was now the major power in Northeast Asia.