To stop people from converting from Catholicism. (You're welcome apex users) <span />
Answer:
The papal deposing power was the most powerful tool of the political authority claimed by and on behalf of the Roman Pontiff, in medieval and early modern thought, amounting to the assertion of the Pope's power to declare a Christian monarch heretical and powerless to rule.
Can you please elaborate your question
<span>The purpose of the overwhelming amount of decorations inside the byzantine churches is to create the effect of entering into another world, or realm that is completely distinct and different from things in the outside world. This sets the church apart from the mortal world.</span>