Columbia subject headings:
Central-local government relations--Europe--History--19th century--Congresses.
Local government--Europe--History--19th century--Congresses.
Villages--Europe--History--19th century--Congresses.
Harvard subject headings:
Central-local government relations--Europe--History--19th century--Congresses.
Local government--Europe--History--19th century--Congresses.
Villages--Europe--History--19th century--Congresses.
Princeton subject headings:
Central-local government relations--Europe--History--19th century--Congresses.
Villages--Europe--History--19th century--Congresses.