Pope Leo appeals for no more war in first Sunday address13 hours ago Share Save Anna Lamche BBC News Reporting from London Sarah Rainsford Correspondent Reporting from Rome Share SaveWatch: Crowds cheer as Pope holds first Sunday addressPope Leo XIV appealed for "no more war" in a message to world powers during his first Sunday address at the Vatican. Pope Leo was chosen as the new leader of the Catholic Church on Thursday following the death of his predecessor, Pope Francis, and a two-day conclave in Vatican City. Pope Leo will be formally inaugurated at a Mass in St Peter's Square next week on 18 May. "The immense tragedy of the Second World War ended 80 years ago...now we're facing the tragedy of a third world war in pieces." "May whatever is possible be done to reach an authentic, true and lasting peace as quickly as possible.