Columbia subject headings:
Arts--Political aspects--Congresses.
Politics in art--Congresses.
Harvard subject headings:
Arts--Political aspects--Congresses.
Politics in art--Congresses.
Princeton subject headings:
Aesthetics--Political aspects--Congresses.
Art and state--Congresses.
Art--History--Congresses.
Politics and culture--Congresses.
Politics in art--Congresses.