Machu Picchu Base Admiralty Bay. Machu Picchu Base conducts annual scientific expeditions to Antarctica. The base carries out a variety of scientific projects such as research into krill and its potential as an alternative human food source, as well as geological, biological, hydrographic, and geophysical research, under the provisions of the Antarctic Treaty. The base operates radar measuring upper atmospheric winds, and supplying data on the deterioration of the ozone layer. As Antarctica is a continent of valuable strategic, ecological, and economic importance, Peru has an interest in maintaining its status as a non-militarized, nuclear-free zone of peace, and in preserving its environment,
Christianity in the 15th century with the Vatican. On December 1511, the Dominican friar Antonio de Montesinos openly rebuked the Spanish authorities governing Hispaniola for their mistreatment of the American natives, telling them "... you are in mortal sin ... for the cruelty and tyranny you use in dealing with these innocent people". King Ferdinand enacted the "Laws of Burgos" and "Valladolid" in response. Enforcement was lax, and while some blame the Church for not doing enough to liberate the Indians, others point to the Church as the only voice raised on behalf of indigenous peoples. Christianity in the 15th century The 15th century is