A turning-point was reached in the Oryokko River Crossing Operation in May 1904, where Japanese forces overpowered their Russian opponents (The Oryokko river is also referred to as the Yalu River [Chinese] or the Amnok River [Korean]).
一転、1904年5月に鴨緑江の渡河作戦でロシアを圧倒して日本が勝利した。