1. Aim: What Was the great shism of 1054?
Do Now: How does religion impact everyday life?

2. What was the great shism?
The break of communion between what are now the Eastern Orthodox and Roman Catholic churches.
Important Vocab:
Shism- to split

3. Additional Facts Divided East and West
Also called the East-West Shism or The Shism of 1054
Break lasted since the 11th century
when Pope Leo IX and Patriarch Michael I excommunicated each other, the East-West Schism was actually the result of an extended period of estrangement between the two bodies of churches.

4. East side Eastern Orthodox Church Lead by bishop of Constantitople
Main language was Greek
The schism between the Western and Eastern Mediterranean Christians resulted from a variety of political, cultural and theological factors which transpired over centuries

5. West side Catholic Church Lead by bishop of Rome (pope)
Main language was Latin
resulted from the return of the papacy to Rome under Gregory XI on January 17, 1377, ending the Avignon Papacy, which had developed a reputation for corruption that estranged major parts of Western Christendom.

6. Cause
The mutual excommunication of the Patriarch of Constantinople and the Pope

7. Exit slip
On an Index card, write about two facts you’ve learned today and one of the main differences between the east and western side.