Billy Wilder: Film Noir Inventor and Genius -- #1
#5 — Historical References:
These are three excellent sites to begin a historical search comparing film and culture. Find the date(s) of the art movement then go to one of these time lines for historical and political references. From there, you can use your favorite search engine for more details.
The 20th Century — CNN.
http://www.cnn.com/SPECIALS/1999/century/
The 20th Century — Time.
http://www.time.com/time/time100/index.html
The People's Century Timeline — PBS.