AVSI Foundation participated in the symposium “Advancing and Defending International Religious Freedom Through Diplomacy” organized by the U.S. Embassy to the Holy See in partnership with the Secretariat of State of the Holy See, on Wednesday, September 30, in Vatican City. Cardinal Pietro Parolin, Vatican Secretary of State, and Mike Pompeo, U.S. Secretary of State, spoke at the event, which was hosted by Callista Gingrich, U.S. Ambassador to the Holy See.