Chaplin - Modern Times (1936) - The Factory

The classic scene from Modern Times- The Tramp is now a worker, driven mad by the machine rhythms of factory work.

Chaplin - The Gold Rush (1925) - Dinner in the Cabin

Another classic comic scene.

Chaplin - The Idle Class (1921)

In "The Idle Class," Chaplin tells a sentimental, 19th-century sort of story abut crossing lines of class.

Chaplin - The Police (1916)

Many of Chaplin's early comedies are available online, in versions of varying quality.
"Police" shows that Chaplin introduced social and political themes from early in his career.