“Coptic” means “Egyptian,” and Christians living in Egypt identify themselves as Coptic Christians. As a denomination they originated in the city of Alexandria, one of the most faithful, respected, and fruitful cities during the Apostolic Period. Proudly, the Coptic Christians acknowledge and herald John Mark, (author of the Gospel of Mark), as their founder and first bishop sometime between A.D. 42 - A.D. 62. The Coptic Church was actually involved in the very first major split in the Church, well before there was such a thing as "Roman" Catholicism, and it was also well before the East/West split.
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