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jan 1, 861 - Photian schism

Description:

Photius was patriarch in Constantinople. When his rival, Ignatius, appealed to Pope Nicholas for support (and got it), Photius declared the entire western empire heretical because of the filioque clause that had been added to the Nicene creed.

Added to timeline:

Date:

jan 1, 861
Now
~ 1165 years ago

Images: