It was quiet simple really. The conquistadors had better weapons and better tactics.
Mostly the technology because the conquistadors had guns and steel while the Aztecs and the Inca fought with wooden and stone weapons
They had superior weapons.
Superior technology: professional soldiers armed with cannons, iron swords, armor and horses against foot warriors armed with spears and maces.Disease resistance: American natives didn't have resistance to diseases such as smallpox. This was the reason they died by the millions.
The Spanish Conquistadors conquered the Native Americans because they wanted their gold.
Aztec and Inca
Spanish conquistadors conquered a huge number of Native Americans because the Spanish was armed with guns, hores, swords, etc. But the Native Americans didn't have the weapons the Spanish had.
encomienda
was called
The Spanish Conquistadors brought horses. The horses make it easier for the native Americans to get around. They could cover more territory riding horses than they could on foot.
encomienda
encomienda
He was the Spanish conquistador who conquered Mexico for Spain by defeating the Mayan Empire. This cannot be a minor edit.. the wrong Native American empire is named. Hernando Cortez conquered the Aztec Native American Empire. He was able to send gold back to Spain. Up until this time, conquering Mexico was the biggest Spanish accomplishment for the conquistadors.
The Portuguese and Spanish explorers and conquistadors built their New World empires by suppressing the Native Americans.