What were the main sources of strength and prosperity for the Incan (Tawantinsuyu) Empire and the Aztec empire at their heights? How did those same factors ultimately contribute to the demise of the two empires?
A historian once said that between 1000-1500 C.E., Asia was the world. What do you think he meant by that? Draw on examples from at least three regions: China, and the South Asian trade world, Central Asia, or Korea and Japan. Contrast these places with other parts of the world as necessary.