VATICAN CITY, VATICAN - JUNE 17:  Pope Francis exchanges gifts with German Chancellor Angela Merkel at his private library in the Apostolic Palace on June 17, 2017 in Vatican City, Vatican. During the meeting Issues of common interest were addressed, with special regard for the upcoming G20 meeting in Hamburg, and the parties agreed on the need to dedicate special attention to the responsibility of the international community in combating poverty and hunger, the global threat of terrorism, and climate change.  (Photo by Vatican Pool/Getty Images)