Citizen
A legal member of a country
Civics
The study of what it means to be a U.S.
citizen
immigrants
People who come to a country to
settle as permanent residents.
aliens
People who live in a nation but are not
citizens of that nation
Naturalazition
A legal process by which aliens
become citizens.
Census
An official count of the number of people
in a country
Demographics
The study of the characteristics of
human populations.