In "uncle sam's dinner" political cartoon, how does the history of in america contribute to the artist's message? me !

The "Uncle's Sam Thanksgiving Dinner" political cartoon celebrates ethnic diversity anticipates political equality for all American citizens alike.

Another point is that paint makes reference to the Fifteenth Amendment to the U.S.  Constitution whose intention was to guarantee the respect of the vote of any American regardeless of their race.

B. the general who commanded the soldiers

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