 Complete the following phrase:  For his services Ōyama received the title of marquis under the kazoku peerage system, and, three years later in January 1898, he became a field-marshal. In the Russo-Japanese War of 19041905 he was appointed the Commander-in-Chief of the Japanese armies in Manchuria. As Supreme Commander of the Japanese Manchurian Army, Ōyama had complete authority over all Japanese land operations during the war, and personally directed the tactics of Japanese forces in all major battles, winning the 