History of Peru since most of the presidents that ruled the country were from the social elite. During Augusto B. Leguía's periods in government [1908–1912 and 1919–1930, the latter known as the "Oncenio" (the "Eleventh")], the entrance of American capital became general and the bourgeoisie was favored. This policy, along with increased dependence on foreign investment, focused opposition from the most progressive sectors of Peruvian society against the landowner oligarchy. There was a final peace treaty in 1929, signed between Peru and Chile and called the Treaty of Lima by which Tacna returned to Peru and Peru yielded permanently the formerly rich provinces
Lamas, Peru Lamas, Peru Lamas is the capital of the Lamas Province, situated in the San Martín Region of northern Peru. There are 16,871 inhabitants, according to the 2007 census. The 2005 northern Peru earthquake shook Lamas, killing 5 people and injuring 174; hundreds were left homeless. Lamas has been conquered twice. The first time was for those Pocras and the group of those Hanan Chancas who when being defeated supposedly in the battle of Yahuarpampa for the troops of the Inca Pachacútec in 1438 and conquered their territories natives like Ayacucho, they abandoned their territory and they went into the forest.