Britain finally ceded the island to Spain in the year 1802, under the terms of the Treaty of Amiens.
In 1802, The Treaty of Amiens gave Britain's control of the island to Spain.
mnli hypothesis: In 1802, The Treaty of Amiens gave Britain's control of the island to Spain. premise: Britain finally ceded the island to Spain in the year 1802, under the terms of the Treaty of Amiens.