Secret 'Catacombs Pact' emerges after 50 years, and Pope Francis gives it new life
A concern among many of the 2,200 churchmen at Vatican II was to truly make Catholicism a “church of the poor,” as Pope John XXIII put it shortly before convening the council. The bishops who gathered for Mass at the catacombs that November evening were devoted to seeing that commitment become a reality.
Source: americamagazine.org