What is the theme of "My Country, 'Tis of Thee"?

The theme of "My Country 'tis of Thee" is to rise above slavery and other prejudices, but to remember it so humans can continue to treat others equally.

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explanation:

it is the background information on the characters and setting explained at the beginning of the story. the exposition will often have information about events that happened before the story began. the exposition is often the very first part of the plot.