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.
(..) We are on in ... Hello class. Before we begin today’s pop quiz... And she is one bad actress I want to introduce our new student. Riley. Would you like to stand up and introduce - Camera. - ... yourself. And, to Riley. (..)2015 Inside Out