Which of the characters instrumental in the Compromise of 1850 Drama was featured in the film Harriet as an active supporter of her, the Underground Railroad, and Abolition?

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Which of the characters instrumental in the Compromise of 1850 Drama was featured in the film Harriet as an active supporter of her, the Underground Railroad, and Abolition? (This person was one of the key characters discussed in the Zoom Lecture Compromise of 1850 PowerPoint.) Describe this person’s help to Tubman in a f