What are some good movies based on the time period before 1920's?

I need movies based on the time period before the 1920's. Basically anything on WW1 and slavery, anything relating to that. It's for a US history projects. I have to do two reviews. Much thanks ahead of time.|||Roots





=)|||Gone With The Wind comes to mind first and foremost.


I'd do a google search, personally.|||Gone with the end


The Birth of a nation