Question

Why was the Inca and the aztec defeated to easily

Answer 1

According to The Biography Channel, Spanish explorer Francisco Pizarro was able to defeat the Inca easily because the Incans were embroiled in their own civil war and suffering from the smallpox epidemic, both of which had dramatically weakened the Incan empire.

Hope This helps

Answer 2

Because of the diseases that the Europeans brought. The natives had not natural immunity to these diseases, so their large empire quickly fell as their numbers dwindle due to disease related deaths.