There are 574 federally recognized First Nations in the United States.
The number of Indigenous people in the United States is 3.1 and 8.7 million, of which 20% live on First Nation land.
There are 630 First Nations communities in Canada, which represent more than 50 Nations and 50 Indigenous languages.
In the 2021 census, 1,807,250 people in Canada identified as Indigenous, 5% of the population.
The Canadian Constitution recognizes 3 groups of Indigenous peoples: First Nations, Inuit and Métis.
Canada
First Nation nation - One main community, the fundamental unit of government for First Nations in Canada.
Tribal council - An association of First Nations nations, generally along regional, ethnic or linguistic lines. First Nations nations may unite to form a tribal council, but they need not do so.