How does the portrayal of women & minorities in Westerns shift from the 1940s to the 1990s?

Question

REQUIREMENTS: Approximately 750 to 1000 words (not including bibliography), MLA format, double-spaced, 12 pt font, at least one source other than class notes or film, cite all sources at point of usage, include a bibliography.

Using examples from CLASS FILMS, choose ONE of the following Western topics:

Butch Cassidy and the Sundance Kid
The Oxbow Incident
The Searchers
True Grit
Yojimbo
Outland