Columbia subject headings:
Harvard subject headings:
Europe, Central--Boundaries--Europe, Eastern.
Europe, Eastern--Boundaries--Europe, Central.
Group identity--Europe, Central.
Group identity--Europe, Eastern.
Identity politics--Europe, Central.
Identity politics--Europe, Eastern.
Princeton subject headings:
Europe, Central--Boundaries--Europe, Eastern.
Europe, Eastern--Boundaries--Europe, Central.
Group identity--Europe, Central.
Group identity--Europe, Eastern.
Identity politics--Europe, Central.
Identity politics--Europe, Eastern.