In the 15th century, the Incas emerged as a powerful state which, in the span of a century, formed the largest empire in pre-Columbian America.[11] Andean societies were based on agriculture, using techniques such as irrigation and terracing; camelid husbandry and fishing were also important. Organization relied on reciprocity and http://trevorwgpzi.widblog.com/54413954/detalhes-fic-o-e-atilla-y-lmaz-a-r