Conversation so far:
what was the form of christianity practiced in the byzantine empire after 1054
1054 CE saw the East West Schism, the formal declaration of institutional separation between east, into the Orthodox Church, and west, into the Catholic Church.
how many baptised catholics does the catholic church have
There are approximately 1.3 billion baptised Catholics worldwide as of 2017
where are the christian beliefs of catholicism found
The Christian beliefs of Catholicism are found in the Nicene Creed
what is the nicene creed
The Nicene Creed is a statement of belief widely used in Christian liturgy.

Question: when was the creed amended
Self-contained rewrite: when was the nicene creed amended