The Blue Army of Our Lady of Fátima, now mostly known as the World Apostolate of Fátima, is a public international association that has as its general purpose "the promotion of the authentic teaching of the Catholic Church and the strict adherence to the tenets of the Gospel; the personal sanctification of adherents through faithful adherence to the Message of Our Lady of Fátima and the promotion of the common good by the spreading of that Message of Fátima". Wikipedia