Both Governments, nevertheless, were desirous of coming to an understanding, though neither wished to take the first step.
Fortunately it happened that Caleb Cushing for the United States and John Rose for Canada were then engaged at Washington in the discussion of some matters affecting the two countries.

In the course of informal conversations these accomplished diplomats planned for a rapprochement.
Rose presented a memorandum suggesting that all questions in dispute be made the subject of a general negotiation and treaty.

It was at this moment that Sumner came forward with his plan of compensation and obviously he stood in the way of any settlement.

President Grant, however, already incensed by Motley's conduct and by Sumner's opposition to his own favorite project, the annexation of Santo Domingo, now broke definitely with both by removing Motley and securing Sumner's deposition from the chairmanship of the Committee on Foreign Affairs.

The way was now prepared for an agreement with Great Britain.
On February 27, 1871, a Joint High Commission, composed of five distinguished representatives from each Government, began its memorable session at Washington.