PreInca
Pre-Inca refers to the diverse cultures and political entities that inhabited the Andean region before the rise of the Inca Empire in the 15th century. These societies extended across present-day Peru, Bolivia, Ecuador, and surrounding areas, producing a range of political forms from ceremonial centers and city-states to imperial polities, bridging from early agricultural communities to complex urban states.
Important examples include Caral-Supe (Norte Chico) in central coastal Peru, one of the oldest known urban centers
These societies developed sophisticated agricultural techniques, including irrigation, terracing, and crop diversification; they built monumental architecture,