However, the process finally saw progress when Japan, which could not carry on with the war any more, made a concession and the U.S.A., which was keen to conclude the negotiation successfully, persuaded Russia into settlement by the minimum requirements of not answering a war reparation at all.
しかし、これ以上の戦争の継続は不可能である日本が譲歩し、この調停を成功させたい米国がロシアを説得するという形で事態を収拾し、戦争賠償金には一切応じないという最低条件で交渉は締結した。