On December 20, 1994, Miles Christi was established as a Public Clerical Association of the Faithful in the Archdiocese of La Plata, Argentina. Then, once the conditions required by the Church had been fulfilled, on February 11, 1999, memorial of Our Lady of Lourdes, this Association was elevated, by a public and definitive act of Approval, to the status of Clerical Religious Order.