How were the spain able to conquer the aztec and inca empires

How did the Spanish conquer the great Aztec and Inca empires? The spanish conquered the great Aztec and Inca empires by bringing diseases to kill most of them off quickly, scaring them with the horses, and using their more advanced superior weapons to kill them.

Explanation:

it was on the rise and doing very well and would continue to do well until the great depression from 1929-1939

a system of cooperative federalism emerged, as the powers of the federal government expanded.