When the cardinals meet for the conclave, they gather in the Sistine Chapel. All cardinal electors must swear an oath of secrecy and vote by secret ballot. A two-thirds majority is needed to elect a new pope, and campaigning is part of the process, though it should not appear so.

The bells of St. Peter’s Basilica tolled to mark the end of the funeral Mass in Vatican City, where mourners joined in a final send-off for a pontiff celebrated as a champion of the poor.