Question

Both the Aztec and Incan empires ended in the first half of the 16th century. Consider the timeline above. What historic event led to their downfall?

The Spanish Christian reconquest of Iberia
The start of the war between the two empires
The rise of the Aztec leader Moctezuma
The signing of the Treaty of Granada

Answer 1

The Answer is A. the spanish christian reconquest of iberia.

hope this helped:)

Answer 2

The historic event led to their downfall is the Spanish Christian reconquest of Iberia. The Reconquista, in medieval Portugal and Spain, which is a series of campaigns by Christian states. The purpose of this is to claim back the territory from the Muslims.