DG13: Orthodoxy vs. Catholicism & Protestants CT_2: Orthodoxy vs. Catholicism Dogma for Pre-servants Comparative Theology Nov 12, 2011.
CT_2: Orthodoxy vs. Catholicism Comparative Theology.
Orthodoxy / Catholicism. Today churches may be classified in one of four major groups: - The Orthodox Church. - The Catholic Church. - The Protestant.