The theology of angels and tutelary spirits has undergone many changes since the 5th century. Belief in both the East and the West is that guardian angels serve to protect whichever person God assigns them to, and present prayer to God on that person’s behalf.
Who is the leader of the Protestant Church?
Martin Luther, often called the father of Protestantism, fundamentally changed the Christian world through his force of will and new ideas. He tried passionately to reform the Catholic Church.