 Constitutional bans against the Church would not be enforced anywhere in Mexico during Camacho's presidency.The promotion of socialist education met with strong opposition in some parts of academia and in areas that had been controlled by the Cristeros.Pope Pius XI also published the encyclical "Firmissimam constantiam" on March 28, 1937, expressing his opposition to the "impious and corruptive school" (paragraph 22) and his support for Catholic Action in Mexico.