Columbia subject headings:
Europe--Politics and government.
France--Politics and government.
Regicides--Europe--Congresses.
Regicides--France--Congresses.
Harvard subject headings:
Europe--Politics and government--Congresses.
France--Politics and government--Congresses.
Regicides--Europe--History--Congresses.
Regicides--France--History--Congresses.
Princeton subject headings:
Europe--Politics and government.
France--Politics and government.
Regicides--Europe--Congresses.
Regicides--France--Congresses.