Treaty of Defensive Alliance (Bolivia–Peru) Treaty of Defensive Alliance (Bolivia–Peru) The Treaty of Defensive Alliance was a secret defense pact between the South American countries of Bolivia and Peru signed in the Peruvian capital of Lima on February 6, 1873. The document was composed of eleven central articles, outlining its necessity and stipulations, and one additional article that ordered to keep the treaty secret until it was deemed necessary by both contracting parties. The signatory states were represented by the Peruvian Minister of Foreign Affairs, José de la Riva-Agüero y Looz Corswaren, and the Bolivian Envoy Extraordinary and Minister Plenipotentiary in Peru, Juan de la
Mineral industry of Peru No. 868 of May 1996 (Texto Unico Official) provide guaranteed protections to mining ventures and contracts under the Peruvian Civil Code. Consequently, such ventures and contracts are immune from unilateral changes by any governmental authority in Peru without an appropriate legal or administrative remedy or arbitration by the Convenio Constitutivo del Centro Internacional de Arreglo de Differencias Relativas an Inversiones (Formal Consent of the International Center for Settlement of Relative Differences on Investments). Additionally, Peru enacted the Supreme Decree No. 047-2002-EF of April 2002 (import duties for capital goods) to reduce the duties paid to 7% from 20% and 12%