Mandatory Credit: Photo by Unimediaimages Inc - ADC/REX (3727396f) Pope Francis I Pope Francis canonisation of Pope John Paul II and John XXIII, Vatican, Rome, Italy - 27 Apr 2014 Catholics from around the world gathered in Rome on Sunday for a double canonisation mass presided over by Pope Francis, and also by the retired Pope Benedict XVI, to confer sainthood on John Paul II and John XXIII - two influential popes who helped shape 20th century history.