First Upper Peru campaign First Upper Peru campaign The first Upper Peru campaign was a military campaign of the Argentine War of Independence, which took place in 1810. It was headed by Juan José Castelli, and attempted to expand the influence of the Buenos Aires May Revolution in Upper Peru (modern Bolivia). There were initial victories, such as in the Battle of Suipacha and the revolt of Cochabamba, but it was finally defeated during the Battle of Huaqui that returned Upper Peru to Royalist influence. Manuel Belgrano and José Rondeau would attempt other similarly ill-fated campaigns; the Royalists in the Upper Peru would be
Water resources management in Peru upper basins, whereas the southern part of the country is particularly prone to droughts. Aside from natural causes, such as El Niño Southern Oscillation, the effects of droughts and floods have been exacerbated by manmade interventions including soil erosion stemming from poor cropping and grazing practices, deforestation, and poor land use-practices. El Niño hits Peru approximately once every seven years and consists of heavy winds and rainfall associated with devastating floods and landslides. In 1997–1998 the costs of damages reached US$2 billion. Droughts severely affect the southern coast, producing agricultural losses as well as limitations on human water consumption. Preventive