The Orthodox and Catholic Churches have a long history that led to a series of divisions, also known as schisms.

Ecumenical Patriarch Bartholomew I of Constantinople on Wednesday offered a hopeful historical assessment of the traditional 1054 date for the “Great Schism” between Rome and Constantinople ...

John Julius Norwich tells the dramatic story of the fall of Constantinople and the Byzantine Empire, followed by the rise of the Ottoman Turks in the 15th Century. Using monuments in Istanbul to ...