Father Malachi Martin in his book: "The Jesuits and the Betrayal of the Roman Catholic Church" explains how, in 1963, the Jesuits became fanatical left-wing communists, led by Pedro Arrupe, Marxist and a great supporter of Fidel Castro.
"She is a garden enclosed, My Sister, My Spouse, a garden enclosed: a fountain sealed up" (Canticles 4:12). These words of Holy Scripture are applied, according to the Fathers, to the Catholic Church, the immaculate spouse of Christ; they distinguish her from infidel or heretical sects, so that men will know whom to follow and whom to avoid in their search for eternal life. Pope Leo XIII