Peru Peru Peru (; ; ; ), officially the Republic of Peru (), is a country in western South America. It is bordered in the north by Ecuador and Colombia, in the east by Brazil, in the southeast by Bolivia, in the south by Chile, and in the west by the Pacific Ocean. Peru is an extremely biodiverse country with habitats ranging from the arid plains of the Pacific coastal region in the west to the peaks of the Andes mountains vertically extending from the north to the southeast of the country to the tropical Amazon Basin rainforest in the east
First Upper Peru campaign into a formal agreement, which would imply recognition of the Junta as a legitimate interlocutor. Goyeneche agreed to sign an armistice for 40 days until Lima was issued, and used that time to be strengthened. On 19 June, with the truce still in effect, an advanced royalist troop attacked positions at Juraicoragua. Castelli declared the truce broken and declared war on Peru. The royalist army crossed the Desaguadero on June 20, 1811, starting the Battle of Huaqui. The Army waited near Huaqui, between the plains of Azapanal and Lake Titicaca. The patriotic left wing, commanded by Diaz Velez, faced the