Methuen Treaty ensure full allied commitment to the war in Spain. The second treaty, signed 27 December 1703 (popularly known as the "Port Wine Treaty") helped to establish trading relations between England and Portugal. The terms of it allowed English woollen cloth to be admitted into Portugal free of duty; in return, Portuguese wines imported into England would be subject to a third less duty than wines imported from France. This was particularly important in helping the development of the port industry. As England was at war with France, it became increasingly difficult to acquire wine, and so port started to become
Boundary Treaty of 1881 between Chile and Argentina at least in so far as the land border line. There could be other reasons for the Argentine difficulties over the interpretation. Michael Morris observes about the Argentine policy: The Southern Patagonian Ice Field is the last still pending issue to apply the 1881 Boundary Treaty. Boundary Treaty of 1881 between Chile and Argentina The Boundary Treaty of 1881 () between Argentina and Chile was signed on the 23 July 1881 in Buenos Aires by Bernardo de Irigoyen, on the part of Argentina, and Francisco de Borja Echeverría, on the part of Chile, with the aim of establishing a precise