THE LACK OF PRESERVATION OF REGIONAL LANGUAGES IN ITALY SUCH AS VENETIAN, NEAPOLITAN, AND SICILIAN. THE SITUATION OF INDIGENOUS AND AFRICAN LINGUISTIC COMMUNITIES IN BRAZIL. THE PHILOSOPHICAL AND LINGUISTIC LINK BETWEEN NEAPOLITAN AND GREEK. THE ACTUAL SITUATION OF NEAPOLITAN MOTHER LANGUAGE CHILDREN VERSUS THE CONVENTION ON THE RIGHTS OF THE CHILD.