Columbia subject headings:
Church and state--Russkai︠a︡ pravoslavnai︠a︡ t︠s︡erkovʹ--History.
Nationalism--Religious aspects--Russkai︠a︡ pravoslavnai︠a︡ t︠s︡erkovʹ.
Patriotism--Religious aspects--Russkai︠a︡ pravoslavnai︠a︡ t︠s︡erkovʹ.
Harvard subject headings:
Church and state--Russia--History--19th century.
Church and state--Russia--History--20th century
Nationalism--Russia--Religious aspects.
Russia--Church history--1801-1917.
Russkai︠a︡ pravoslavnai︠a︡ t︠s︡erkovʹ--History--19th century.
Russkai︠a︡ pravoslavnai︠a︡ t︠s︡erkovʹ--History--20th century.
Princeton subject headings: