Lecture 19 - indus valley and inka civilization. Inka civilization: background, located in south america (west coast and highlands). ca. Started at one location and expanded rapidly, taking over areas which were already united, ending in a united state organization empire. It fell at the arrival of the spanish: food based and other resources. (used contemporary crops. Cloth is a divine tribute, and women were raised to be professional weavers and work for the empire: class structure was very visible, used power through force. Divine ruler"s noble"s soldier"s diverse groups at the bottom such as civilians. Made people wear local clothing to identify them with their groups so they could tell who was trespassing. Wanted controlled settlements: economic system, trade and roads: stored many things and learned freeze drying to make the items last longer in storage. This shows organized labor: political and ritual system. Indus valley (harappan) civilization: background, located in the indus valley floodplains (pakistan and north west.