> Remarkably, the Inca managed to forge this vast society without the wheel, the arch, money, iron or steel tools, draft animals capable of ploughing fields or even a written language.
No horses until they were reintroduced by the Spanish. Minimal mobility. California had 500 distinct tribal groups before the Spanish arrived. The increased mobility allowed disease to wipe out about 90% of the indigenous peoples in North America before 1600.
No horses until they were reintroduced by the Spanish. Minimal mobility. California had 500 distinct tribal groups before the Spanish arrived. The increased mobility allowed disease to wipe out about 90% of the indigenous peoples in North America before 1600.