John Methuen (diplomat) the Treaty on 16 May 1703, a step of great significance in the War of the Spanish Succession. John, on his return from England, concluded a commercial treaty on 27 December 1703, opening Portugal to the English cloth trade in return for preferential rates of duty on the import of wine. How beneficial to either country the Treaty was in the long run has been debated; possibly its most important result was the development of the port wine trade, and it was later referred to humorously as "the Port-Wine Treaty". Methuen in later life increasingly suffered from gout and rheumatism;
Treaty of Friendship, Commerce and Navigation Between Argentina and the United Kingdom former colony. The treaty also allowed British subjects to keep their religion, and to build their own churches and cemeteries. This was an unprecedented step in the history of the freedom of religion in Argentina, as it was the first time that a religion other than the Catholic Church was legally allowed in the country. The treaty set as well an agreement to stop the Atlantic slave trade. In the context of the dispute over the Falkland Islands (), Lowell S. Gustafson argues that by signing the Treaty without making any reservation about Argentina's settlement on the islands by 1825,