However, Gojong, who did not accept the conclusion of the Eulsa Treaty, dispatched secret envoys to the second Hague Peace Conference in 1907 in order to denounce the conclusion of the treaty as compulsive and invalid (so-called Hague Secret Envoy Incident).
しかし第二次日韓協約の締結を認めない高宗は条約締結は強制であり無効であると訴えるため、1907年第2回万国平和会議に密使を派遣した（いわゆるハーグ密使事件）。