Columbia subject headings:
Harvard subject headings:
Greece--Politics and government--To 146 B.C.
Greece--Politics and government--To 146 B.C.--Congresses.
Political science--Congresses
Sparta (Extinct city)--History--Congresses.
Sparta (Extinct city)--History.
Sparta (Extinct city)--Politics and government--Congresses.
Sparta (Extinct city)--Politics and government.
Princeton subject headings:
Sparta (Extinct city)--Civilization--Congresses.
Sparta (Extinct city)--History--Congresses.
Sparta (Extinct city)--Influence--Congresses.
Sparta (Extinct city)--Politics and government--Congresses.