White smoke emerged from the roof of the Vatican on Thursday afternoon, signaling that a new pope, Pope Leo XIV, was chosen to lead the world’s 1.4 billion Roman Catholics.

The smoke wafted from the roof after a day and a half of a secretive assembly of 133 cardinals from all over the globe in what’s called the conclave, or the voting process for a new pope that has existed in its current form since the 12th century