Pope John Paul II proclaimed the day as the first-ever World Youth Day.
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Pope Alexander VI divided the New World between Spain and Portugal.
Pope Francis blamed Global warming on 'human selfishness.'
Polish Cardinal Karol Józef Wojtyła became the first non-Italian pontiff since 1523 as Pope John Paul II.
Pope John Paul IV visited New York, becoming the first Pope to visit the Western Hemisphere.
Juan María Fernández y Krohn tried to assassinate Pope John Paul II with a bayonet.
