Columbia subject headings:
Holy Roman Empire--History--Lothair II, 1125-1137.
Innocent II, Pope, -1143.
Lothair II, Holy Roman Emperor, 1075-1137.
Tuscany (Italy)--History.
Harvard subject headings:
Catholic Church--Foreign relations--Germany.
Church history--Middle Ages, 600-1500
Germany--Foreign relations--Catholic Church.
Lothair II, Holy Roman Emperor, 1075-1137.
Matilde, di Canossa, contessa, 1046-1115.
Property.
Princeton subject headings:
Holy Roman Empire--History--Lothair II, 1125-1137.
Lothair II, Holy Roman Emperor, 1075-1137.
Tuscany (Italy)--History.