Maradona was among 400 people who attended an event for players and organisers of a charity match.
A group of women in love with Catholic priests have urged Pope Francis to make celibacy optional.
Pope Francis proclaimed his predecessors John XXIII and John Paul II saints.
The Roman Catholic Church, Church of England and al-Azhar in Egypt set up the Global Freedom Network.
The former head of the Catholic Church says he has no regrets and believes history will vindicate him.
A large painting has appeared on a building near the Vatican showing the pope taking off as a superman.