On 17 October 2010, Benedict canonized André Bessette, a French-Canadian; Stanislaw Soltys, a 15th-century Polish priest; Italian nuns Giulia Salzano and Camilla Battista da Varano; Spanish nun Candida Maria de Jesus Cipitria y Barriola and the first Australian saint, Mother Mary MacKillop. On 23 October 2011, Benedict XVI canonized three saints: a Spanish nun Bonifacia Rodríguez y Castro, Italian archbishop Guido Maria Conforti and Italian priest Luigi Guanella. In December 2011, Benedict formally recognized the validity of the miracles necessary to proceed with the canonizations of Kateri Tekakwitha, who would be the first Native American saint, Marianne Cope, a nun working with lepers in what is now the state of Hawaii, Giovanni Battista Piamarta, an Italian priest, Jacques Berthieu, a French Jesuit priest and African martyr, Carmen Salles y Barangueras, a Spanish nun and founder of the Sisters of the Immaculate Conception, Peter Calungsod, a lay catechist and martyr from the Philippines, and Anna Schäffer, whose desire to be a missionary was unfulfilled on account of her illness. They were canonized on 21 October 2012.