When Columbus landed in the New World in 1492, more than 300 Native American languages were spoken in what is now the United States. Only 175 of those languages survive today.
Humans begin to acquire cognitive abilities before birth with the growth of the fetus. Research shows that, as the fetal brain develops, so too do cognition and perception.
In the past, a Nation was a group of Indigenous People who were connected by common rituals, beliefs, and language. A confederacy was an alliance between two or more Native American Nations.