With the death of Pope Francis, announced by the Vatican on Monday, Roman Catholics around the globe will start speculating on who among the red-robed cardinals will succeed him.

The pontiff’s death initiated a well-structured series of rituals designed to mourn the loss of the 1.3 billion-member church’s leader and to ensure stability with the selection of a new pope.

A look back at Francis’ appointment as pope in March 2013. When Jorge Mario Bergoglio, a cardinal from Argentina, was selected as the 266th pontiff of the Roman Catholic Church, he became the first South American to lead the church.