Columbia subject headings:
Harvard subject headings:
Citizenship--Latvia.
Latvia--Ethnic relations--21st century.
Naturalization--Latvia--21st century.
Noncitizens--Civil rights--Latvia--21st century.
Russians--Latvia--Ethnic identity.
Princeton subject headings:
Citizenship--Latvia.
Latvia--Ethnic relations--21st century.
Naturalization--Latvia--21st century.
Noncitizens--Civil rights--Latvia--21st century.
Russians--Latvia--21st century.
Russians--Latvia--Ethnic identity.