Methuen Treaty would become a new theater of war. Finally, it regulated the establishment of trade relations, especially between England and Portugal. Until 1703 the Grand Alliance had never established any formal war aims. The Methuen Treaties changed this as it confirmed that the alliance would try to secure the entire Spanish Empire for Charles of Austria, the Habsburg claimant to the Spanish thrones. The first treaty also established the numbers of troops the various countries would provide to fight the campaign in Spain. The Portuguese also insisted that Archduke Charles would come to Portugal to lead the forces in order to
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