Leo XIV, the first ever American pope, will be formally inaugurated as the 267th pontiff Sunday during a special Mass in St.

The cardinals’ selection of Pope Leo tests the strained relationship between the bishop of Rome and conservative Catholics.

The other symbolically important moment of the Mass is the representational rite of obedience to Leo: Whereas in the past all cardinals would vow obedience to the new pope, more recent papal ...

Pope Leo XIV is officially opening his pontificate in a ceremony on Sunday that blends ancient ritual, evocative symbols and ...

Pope Leo XIV, born Robert Prevost in Chicago, is celebrating his inaugural Mass at St. Peter's Square in Vatican City. This ...

Tens of thousands of Catholics and politicians including US Vice President JD Vance will gather at the Vatican on Sunday for ...