(c) an exhibition or meeting which is primarily organized to promote any branch of learning, art, craft, sport or scientific, technical educational, cultural, trade union or tourist activity, to promote religious knowledge or worship or to promote friendship between peoples;
c) le esposizioni o le manifestazioni organizzate principalmente a scopo scientifico, tecnico, artigianale, artistico, educativo o culturale, sportivo, religioso o di culto, sindacale, turistico, o allo scopo di aiutare la comprensione tra i popoli;