Robert Prevost becomes first American Pope.

- The new Pope is Robert Prevost, who will be known as Pope Leo XIV – the first American pontiff to be elected leader of the Catholic Church
- Prevost, 69, is greeted with huge cheers from thousands gathered in St Peter’s Square
- “May peace be with all of you,” he says from the Vatican balcony
- Chicago-born Prevost is seen as a reformer and worked for many years as a missionary in Peru before being made an archbishop there
- World leaders have been congratulating Pope Leo XIV, with US President Donald Trump calling it a “great honour” to have an American Pope
