Methuen Treaty the Portuguese to cover their deficit for a time with a colonial gold flow, but the benefits of specialization and trade over the longer term were illusive." The Kingdom of Ireland imported Portuguese wine at the low Methuen tariffs, but was banned under the Navigation Acts from exporting. In 1779, Ireland was granted "free trade", but Portugal imposed higher tariffs on Irish textile imports than on English ones, arguing it was outside the terms of the Methuen treaty. This was a tactic in Portugal's broader attempt to make Britain renegotiate the Methuen treaty. As the dispute dragged on, Ireland imposed
Boundary Treaty of 1874 between Chile and Bolivia Plenipotentiary in Bolivia) as follows: In 1874, Peruvian Navy officer Miguel Grau (Commander of the Navy during the war) advised to the diplomacy of his country the internationalization of the Bolivian province of Antofagasta In August 1874, Bolivia and Chile substituted the Treaty of 1866 with a new Treaty that kept the 24th degree parallel as the boundary between both countries but ended the Mutual Benefits Zone defined in 1866 between the 23°S and 25°S. Further, Chile relinquished its share of export taxes on minerals shipped from Bolivia, and Bolivia agreed not to raise taxes on Chilean enterprises in Bolivia