AFI Timely Classics

These movies all belong to the American Film Institute's Top 100 Greatest American Films, movies that marked on American society in matters of style and substance. They have another thing in common: they define their era and work as an indirect social comment on the mood, atmosphere and also social/political climate of the time of their release.

Which of these era-defining or timely AFI classics is your favorite?

After voting, you might discuss the list here