His brilliant diplomatic career began in 1925 when [[Pope Pius XI]] made him archbishop and apostolic visitor to Bulgaria. In 1934 he moved to Istanbul as apostolic delegate to [[Turkey]] and [[Greece]]. His pastoral initiatives and his ecumenical approach, particularly to the Greek Orthodox Church, combined with his diplomatic activities were of fundamental importance to the development of his thinking and as experimentation for the many innovations he implemented during his pontificate. | His brilliant diplomatic career began in 1925 when [[Pope Pius XI]] made him archbishop and apostolic visitor to Bulgaria. In 1934 he moved to Istanbul as apostolic delegate to [[Turkey]] and [[Greece]]. His pastoral initiatives and his ecumenical approach, particularly to the Greek Orthodox Church, combined with his diplomatic activities were of fundamental importance to the development of his thinking and as experimentation for the many innovations he implemented during his pontificate. |