Document Letter to His Holiness Kirill, Patriarch of Moscow and all Russia - Russian Orthodox Church By WCC acting general secretary Rev. Prof. Dr Ioan Sauca. General Secretary 02 March 2022 Share this document File Letter to His Holiness Kirill, 2 March 2022 Letter to His Holiness Kirill, Patriarch of Moscow and all Russia - Russian Orthodox Church, 2 March 2022.