1.   Several groups, including the large Maronite community, are part of the Catholic Church but use rites different from those practiced in Rome.

2.   The Eastern and Roman churches also follow slightly different rites during Mass.

3.   The two branches of Christianity also have different rites during mass and other rituals, and the Orthodox do not recognize the authority of the Vatican.

4.   The two branches of Christianity also have different rites during mass.