The term Greek Catholic Church can refer to a number of Eastern Catholic Churches following the Byzantine (Greek) liturgy, considered collectively or individually.. The terms Greek Catholic, Greek Catholic church or Byzantine Catholic, Byzantine Catholic Church may refer to:
The Catholic Church considers sexual activity between members of the same sex to be a sin. This teaching has developed through a number of ecumenical councils and the influence of theologians, including the Church Fathers. The Catholic Church opposes the acceptance of homosexuality within Christian society.
The Catholic Church is the largest Christian church in the world. Over one billion people are members of the Catholic Church. It is the world's largest religious group. It is believed by its members to be the Church started by Jesus Christ 2,000 years ago. The headquarters of the Catholic Church is in the Vatican City.