<P> Papal supremacy is the doctrine of the Roman Catholic Church that the pope, by reason of his office as Vicar of Christ and as pastor of the entire Christian Church, has full, supreme, and universal power over the whole Church, a power which he can always exercise unhindered: that, in brief, "the Pope enjoys, by divine institution, supreme, full, immediate, and universal power in the care of souls ." </P> <P> The doctrine had the most significance in the relationship between the church and the temporal state, in matters such as ecclesiastic privileges, the actions of monarchs and even successions . </P> <P> The Catholic doctrine of papal supremacy is based on the assertion by the Bishops of Rome that it was instituted by Christ and that papal succession is traced back to Peter the Apostle in the 1st century . The authority for the position is derived from the Confession of Peter documented in Matthew 16: 17--19 when, in response to Peter's acknowledgment of Jesus as the Messiah and Son of God, which many relate to Jesus' divinity, Jesus responded: </P>

Where does the pope's authority come from