MSs of policemen helping out injured lady in Old Montreal, CS of sergeant talking on car radio (1:37). MS of policemen line up at street intersection, some are wearing anti riot equipement (0:43). Various shots of police escorting separatist demonstration in downtown area (24/06/1972); young people marching or riding on trucks and cars waving flags and banners with separatist slogans (1:42). Shots of riot police getting ready (0:28). Shots of group of policemen patrolling in Old Montreal after demonstration (1:19).