U.S.-born Pope Leo XIV, in his first address to world diplomats, said on Friday that the dignity of migrants had to be respected, possibly putting himself on a collision course with the administration of U.

President Donald Trump is hoping separate phone calls with Russian leader Vladimir Putin and Ukrainian President Volodymyr Zelenskyy will make progress toward a ceasefire in the war in Ukraine.

The Vatican said some 200,000 people attended the Mass at St. Peter’s Square, which marked the start of the pontificate of the first American to lead the Roman Catholic Church. Vice President JD Vance was among the dignitaries.