Pope Leo X (r. 1513-1521) created 42 new cardinals in eight consistories.

Pope Leo X - Pope from 1513 to his death in 1521.

Pope Leo X made him a cardinal while he was still a layman.

Pope Leo X officially confirmed it as metropolitan see in 1515.

Pope Leo X added the red to reflect his family's Medici colors.

Pope Leo X invited her to treat him with "as much friendliness as you would your brother".

He began work on it under Pope Leo X in the 1510s but did not complete it until the early 1530s.

He was a nephew of Pope Leo X on his father's side.

Pope Leo X later made the dispensation permanent, a considerable privilege at the time.

Presented, along with his book, to Pope Leo X, he was baptized and freed.