The announcement comes after US President Pope Francis 's invitation to visit the White House September 23 . The 78-year-old confirmed late last year that he would visit the US to take part in a Catholic Church congress in Philadelphia . During the trip , he will also address the United Nations in New York and become the first pontiff to address the US Congress .
The announcement comes after US President Barack Obama 's invitation to visit the White House September 23 . The 78-year-old confirmed late last year that he would visit the US to take part in a Catholic Church congress in Philadelphia . During the trip , he will also address the United Nations in New York and become the first pontiff to address the US Congress .