President of Nidaa Tounes Movement Béji Caid Essebsi asserted that each activist is, in himself a history, estimating \"that we should not forget the role of the activists who had contributed in independence and the edification of the State.\" \"Tunisia\'s gains are achieved thanks to independence,\" he went on saying during a meeting held, Wednesday in Tunis, in Nidaa Tounes section in El Menzah 9 (Tunis suburb), on the occasion of the Independence Day celebration.