Title: And taking bread ..
Subjects: Bread, Catholic Church, Eastern and Western Church, History, Lord's Supper, Orthodox Eastern Church, Relations, Schism, Histoire des doctrines, Eucharistie, Oosters Schisma, Aspect religieux, Morgenländisches Schisma, Schisme d'Orient, Interfaith relations, Église orthodoxe, Pain, Espèces, Ongezuurd brood, Église catholique, Middle Ages
People: Michaēl Kēroularios Patriarch of Constantinople (d. 1059?)
Time periods: Middle Ages, 600-1500