When was the person who Miguel Pro attempted to assassinate born? 
Miguel Pro: José Ramón Miguel Agustín Pro Juárez, S.J., also known as Blessed Miguel Pro (born January 13, 1891 – executed November 23, 1927) was a Mexican Jesuit Catholic priest executed under the presidency of Plutarco Elías Calles on charges of bombing and attempted assassination of former Mexican President Álvaro Obregón.
i don't know