• Principles of belief and faith;
• The worship of God, in Whom lies belief and hope for salvation;
• The living of life so as to serve one's neighbor and especially the "least of them" as well as oneself; and
• The enforcing of a system of order of discipline and administration for the members of this Church.

• The Catholic Church: 68.5 million
• Southern Baptist Convention: 16.1 million
• The United Methodist Church: 7.8 million
• The Church of Jesus Christ of Latter-day Saints: 6 million
• The Church of God in Christ: 5.5 million
• National Baptist Convention, USA: 5 million
• Evangelical Lutheran Church in America: 4.5 million

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The original church or community of the East before the Great Schism comprised:

• the Greek churches founded by Saint Paul
• the Antiochian and Asia Minor churches founded by Saint Peter
• the Coptic (or Egyptian) churches founded by Saint Mark (including, at the time, the Ethiopians of Abyssinia)
• the Syriac (or Assyrian) churches in Upper Mesopotamia
• the Georgian church, traditionally founded by Saint Andrew and Saint Nino

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