2. American President theodore roosevelt gladly proposed mediation. After fierce bargaining, Russia was forced to sign a peace treaty with Japan in Portsmouth on September 5, 1905. The Portsmouth Peace Treaty stipulates that Russia recognizes Japan's "outstanding interests" in North Korea politically, militarily and economically, and shall not hinder or interfere with Japan's handling of the North Korean issue.
3. Russia ceded the lease right of the territorial sea and other related privileges of Lushunkou, Dalian Bay and their adjacent territories to the Japanese government. Russia will transfer the railway from Changchun (Kuanchengzi) to Lushunkou and all its branch lines, as well as all the rights, property and coal mines attached to it, to the Japanese government. In addition, the treaty also stipulates that the lease rights of southern Sakhalin Island and Russia to Liaodong Peninsula and all nearby islands will be ceded to Japan forever. The price of Japan is that more than 50,000 people died (killed or injured on the spot) and 88,000 people died of illness.