The motto of one newly elected American world leader: " Fight! " The other introduced himself to the world with his first public word as pope: “ Peace."

While Pope Leo XIV presides over a flock of 1.4 billion people from within Vatican City, there’s one worldly responsibility he may not escape: Uncle Sam.

Pope Leo XIV may have broken a historic barrier by becoming the first pontiff from the United States, but his views on the Catholic Church could harken back to more traditional times. There are also some areas of the church's doctrine where he takes a more progressive stance, similar to his predecessor, Pope Francis.