Patristics, Liturgy and Church History.
Here is the description:
This is a group for the discussion of early Church history, literature, art, music, architecture, and Christian civilization, generally before the year AD 1000. Comments and conversation are encouraged. Polite disagreement is also appreciated. However, off-topic posts which aim to stir up controversy over modern religious or political issues may be deleted at the discretion of the moderators. Posts which contain insulting, vulgar or blasphemous language will be deleted without warning, and posters who use such language may be blocked.