-
The Incas settle in Cusco Valley
-
The Incan civilization had 12 million people and extended from the border of Ecuador and Columbia to Santiago, Chile.
-
The smallpox epidemic was brought to the Inca empire by Spanish conquistadors. The native people had no resistance to it.
-
Half brothers Huáscar and Atahualpa went to war over the throne. Atahualpa eventually won the battle. This war greatly weakened the empire.
-