#OnThisDay in 1965, Pope Paul VI visited the United Nations. He was the first pope to visit the U.S. and the first to address the U.N. General Assembly. Watch more here: http://cs.pn/2fINCTa | American History TV

Of the many encyclicals, Apostolic Exhortations, and open letters that Pope Francis produced during his twelve-year pontificate, it’s probably fair to say that none made as much of an impact as Laudato si’. Published in 2015, this encyclical letter was the first ever written by a Pope on the subject of the environment—and it went on to make waves both inside and outside the Church. | Vatican News