Title: Sekretnye komitety pravitelʹstva Nikolai︠a︡ I i vossoedinenie uniatov
Subjects: Relations, Catholic Church, History, Byzantine rite, Church and state, Christian Denominations, Culture, History (General), History and principles of religions, Orthodox Eastern Church, Religion (General), Byzantine rite (Catholic Church), Interfaith relations, Russkai︠a︡ pravoslavnai︠a︡ t︠s︡erkovʹ
Places: Russia
People: Nicholas I Emperor of Russia (1796-1855)
Time periods: 19th century