Son of a mining engineer. From childhood he was known for high spirits and cheerfulness, and he grew up in a pious home. Born to privilege, he had great affinity for the poor and working classes. Jesuit novice at 20. Exiled during the Mexican revolution. Ordained in Belgium in 1925 at age 36. Victim of recurring stomach disorder. Returned to Mexico in 1926, a time when churches were closed, priests were in hiding, and persecution of the Church was policy. Father Miguel used disguises to conduct an underground ministry, bringing the comfort of charity and the sacraments to the faithful.
Falsely accused in 1927 of a bombing attempt, Pro became a wanted man, was betrayed to the police, and without trial, he was sentenced to death. The photograph on this page was taken the day of his martyrdom. As he was about to be shot, he forgave his executioners, refused a blindfold, and died shouting "Love live Christ the King!" The government prohibited a public funeral, but the faithful lined the streets when his body passed.
13 January 1891 at Zacatecas, Mexico
martyred by firing squad in 1927
25 September 1988 by Pope John Paul II