Columbia subject headings:
Harvard subject headings:
Animal welfare--Political aspects--Germany--History.
Animal welfare.
Conservatism--Environmental aspects--Germany--History.
Environmental protection--Germany--Citizen participation.
Environmentalism--History
Environmentalism--Political aspects--Germany--History.
Nationaldemokratische Partei Deutschlands.
Nationalism--Environmental aspects--Germany--History.
Radicalism--Germany
Right-wing extremists--Germany
Princeton subject headings:
Animal welfare--Political aspects--Germany--History.
Conservatism--Environmental aspects--Germany--History.
Environmental protection--Germany--Citizen participation.
Environmentalism--Political aspects--Germany--History.
Nationaldemokratische Partei Deutschlands.
Nationalism--Environmental aspects--Germany--History.
Radicalism--Germany.
Right-wing extremists--Germany.