n ograph er ▁and ▁folk lor ist ▁Mar ius ▁Bar be au ▁estimated ▁that ▁well ▁over ▁ten ▁thousand ▁French ▁folk ▁songs ▁and ▁their ▁variants ▁had ▁been ▁collected ▁in ▁Canada . ▁Many ▁of ▁the ▁older ▁ones ▁had ▁by ▁then ▁died ▁out ▁in ▁France . ▁ ▁Music ▁as ▁professional ized ▁paid ▁entertain ment ▁grew ▁relatively ▁slowly ▁in ▁Canada , ▁especially ▁remote ▁rural ▁areas , ▁through ▁the ▁ 1 9 th ▁and ▁early ▁ 2 0 th ▁centuries . ▁ ▁While ▁in ▁urban ▁music ▁clubs ▁of ▁the ▁dance ▁hall / v au dev ille ▁variety ▁became ▁popular , ▁followed ▁by ▁jazz , ▁rural ▁Canada ▁remained ▁mostly ▁a ▁land ▁of ▁traditional ▁music . ▁Yet ▁when ▁American ▁radio ▁networks ▁began ▁broadcast ing ▁into ▁Canada ▁in ▁the ▁ 1 9 2 0 s ▁and ▁ 1 9 3 0 s , ▁the ▁audience ▁for ▁Canadian ▁traditional ▁music ▁progress ively ▁decl ined ▁in ▁favour ▁of ▁American ▁Nash ville - style ▁country ▁music ▁and ▁urban ▁styles ▁like ▁jazz . ▁ ▁The ▁American ization ▁of ▁Canadian ▁music ▁led ▁the ▁Canadian ▁Radio ▁League ▁to ▁lo bb y ▁for ▁a ▁national ▁public ▁broad c aster ▁in ▁the ▁ 1 9 3 0 s , ▁eventually ▁leading ▁to ▁the ▁creation ▁of ▁the ▁Canadian ▁Broadcast ing ▁Corporation ▁( C BC ) ▁in ▁ 1 9 3 6 . ▁The ▁C BC ▁promoted ▁Canadian ▁music , ▁including ▁traditional ▁music , ▁on ▁its ▁radio ▁and ▁later ▁television ▁services , ▁but ▁the ▁mid - century ▁cra ze ▁for ▁all ▁things ▁" mod ern " ▁led ▁to ▁the ▁decl ine