Columbia subject headings:
Civil rights--Germany--Congresses.
Constitutional law--Germany--Congresses.
Data protection--Law and legislation--Germany--Congresses.
Internal security--Germany--Congresses.
Privacy, Right of--Germany--Congresses.
Harvard subject headings:
Civil rights--Germany--Congresses.
Constitutional law--Germany--Congresses
Data protection--Law and legislation--Germany--Congresses.
Internal security--Germany--Congresses.
Privacy, Right of--Germany--Congresses.
Princeton subject headings: