She helped to 'introduce' Americans 'to' European fashions. = She helped to 'introduce' European fashions 'to' America.
The new carpet 'introduces' some color into [=adds some color to] the living room.
The rivalry 'introduced' more drama to/into the competition.
(..) I can hear you breathing. Don't you listen to these nitwits, you hear me? This place ain't so bad. Tell you what... ...I'll introduce you around, make you feel right at home. I know a couple of big old bull queers that'd just... ...love to make your acquaintance. Especially that big, white, (..)1994 The Shawshank Redemption