how did the incas empire collapse?

Question: Why/how did the incas empire collapse!?

i know it was by a spanish conquistador but i need the name and anyother reasons there was for the collapse thnxWww@QuestionHome@Com

Best Answer - Chosen by Asker:

The collapse of Inca civilization came with Francisco Pizarro in 1532!.
Inca emperor Atahualpa was kidnapped and killed after paying a huge ransom, and Pizarro with a group of mercenaries moved to Cuzco in search of more gold and power!.Www@QuestionHome@Com

The Inka Empire was in the middle of a Civil War when Pizarro arrived in Peru!. The Civil War was caused by the unexpected death of previous Inka!. New evidence has been discovered to show that smallpox or measles was the cause of the death of the Inka!.

Pizarro had help from the portion of the Inka civilization that was in rebellion with the other!.

Try reading "1491" by Charles C!. Mann for details!.Www@QuestionHome@Com