When I saw the title of this post I imediately thought of this part when he plays with the globe.
Great stuff.
I believe it was his first talking picture
The movie was quite controversial at the time:
It was the first major feature film of its period to bitterly satirize Nazism and Adolf Hitler.
At the time of its first release, the United States was still formally at peace with Nazi Germany. Chaplin's film advanced a stirring, controversial condemnation of Hitler, fascism, antisemitism, and the Nazis, the latter of whom he excoriates in the film as "machine men, with machine minds and machine hearts".
