Question

Which group(s) had large numbers of people already living in the West (in places like California, Arizona, & Colorado) before the 1820s?
-enslaved people

-France & Britain

-Native Americans

-Mexico

Answer 1

The group that already had people living in the areas like California and Arizona before the 1820s were the Native Americans.

Who are the Native Americans?

These are the people that were the original settlers in the United States. They were the ones that owned the land before the colonists arrived.

The Native Americans were already living in these areas before the Westward expansion of the United States.

Read more on Native Americans here:

brainly.com/question/24724492